It has been 4 years since the last work.The members who have accumulated experience and achievements, and the rising stars, play various young men and convey a light love story.What kind of “younger boyfriend” will the 19 protagonists play respectively?Only boys younger than themselves and girls older than themselves can have the fun of falling in love, and a heart-stirring love story unfolds.

Kento Kusakari (Takuya Nishimura) and Misaki Tsutsui (Momoko Tanabe) have been dating for only a month, and they are a very compatible college couple.

However, one day they went for divination, and the result showed that their compatibility was “0”%.Although Misaki said it didn't matter, Kento was worried about whether they would break up if things continued like this... In order to protect their future, he took some bold actions...

Onion (Taiga Watanabe) is drawing portraits of each other with her crush, Satomi (Ari Hayashi), a senior in the art club.The shallot painted by Satomi is very cute, but the Satomi painted by Satomi has not been completed, and the pen keeps stopping in mid-air.

“Is it because there is not enough time?” Satomi asked worriedly, but Xiaoqing couldn't help but reflexively looked away.Rimi thought Xiao Cong had encountered a bottleneck, so she suggested playing a game...

Student Union Secretary Sudo (Ikegawa Yukiya) and Student Union President Kirimura (Kikuchi Himena) are a campus couple.One day, the student union was having a heated discussion about the cultural festival, and Sudo suddenly proposed that “folk dance” be the finale of the cultural festival.

This unexpected proposal surprised everyone around him, but in fact it was to fulfill Tongcun's wish - she wanted to let go of the constraints of the surrounding eyes and dance happily.In order to leave the best memories for the two of them, Sudo started a careful plan...

Arisa (Asuka Kawazu), who aspires to become an actor, returns to her hometown where she runs a car repair shop and meets Yamamoto (Taro Yoshikawa) who works in the factory.Arisa, who was depressed after failing the audition, was very depressed because she failed to perform as well as her family and people around her expected.

He even had disputes with his father over trivial matters.Arisa ran out impulsively in tears, while Yamamoto spoke to her gently...

Ryota (played by Mori Kain), a first-year football student, missed a penalty kick in an important game and said regretfully that it was "I" that caused me to end the last summer of his third grade, so he was unable to practice.Coming here is childhood sweetheart and senior manager Akari (Nami Mori).

“This is the result of my hard work”Although I encouraged Ryota, he was dragged down by Ryota.“Ace Mikami said, 'If I score a hat trick in the red and white game, I will confess to you.'” Akari told him.I can't just be this simple childhood sweetheart... Ryota made up his mind and ran to the playground.

The super celebrity detective Himura (Miyu Saki), who has a smart mind, beautiful appearance, and outstanding motor skills, has solved many difficult cases.Homura's assistant Xiangyu (Shimasaki Toa) has a deeper and deeper admiration for Homura, and gradually develops love.

Huimun said: “Because I am a detective, I am very sensitive to other people's feelings. I want to stay away from love.” Xiangyu proposed a bet to Huocun: “I will become a person worthy of Huocun!”

When he was a child, Keiji (Mayumi Moeyuki) always followed his brother Issei (his brother's name), and his brother's classmate Hikari (Akita Shiori) was Keiji's crush.

Due to his parents' job transfer, Keiji had to move and was unable to express his feelings to Himari.Time passed and Keiji became a high school student.One day, he learned that his brother's class was going to hold a class reunion, and he thought: “Maybe he can see Sunflowers!” then decided to attend the class reunion in place of his brother who planned to be absent.

Using his brother's identity all his life, he successfully attended the class reunion and reunited with Sunflower.

However, as his younger brother Keiji, can he convey his love to Himari?

The aroma of coffee floats leisurely in my heart.In the cracks of high-rise buildings, Shunsuke (Renou Nagaoka) is skillfully busy in the dining car.Madoka (Riho Nakamura) came to the dining car, and Shunsuke was immediately fascinated by her cuteness.Holding a cup of black coffee in her hand, she strolled through the office area. Madoka liked her capable working attitude.

Madoka often visits the dining car so she can order coffee.The two gradually started talking and their relationship gradually became closer.However, one day, Madoka came to the dining car with a solemn expression...

“Hi!I'm here to ask you about study!”The two elementary school students Mashiro (Eisho Motoshige) and Asuka (Okano Yuki) came to Chitose (Mooka Satake)'s house full of energy.When they were studying, the two of them were noisy and competed with each other to solve the problems.

In order to find a job, Chitose told them: “Tomorrow is the last time I will teach you how to study.”The two were shocked. On the way home, Mashiro realized his feelings for Chitose.In order to keep Chitose, they came up with an idea to let her become their girlfriend through confession, and finally ushered in the implementation day of “Love Confession Battle”...

On the night when Nakagawa Arito (Oka Hyotaro) celebrated his 20th birthday, he implemented the plan he had always dreamed of.That is, in order to become a mature man, he went to a bar to drink alone on his 20th birthday.The one who greeted him gently was the female bartender Chiho Tanaka (Kurumi Nakata).

Arito tried to hide the fact that he drank for the first time and tried to act like a mature man, but it didn't go well.Seeing his appearance, Qianfan naturally started talking about the night he drank for the first time.During the conversation with the mature and natural Chiho, Arito unknowingly lowered his guard...

Hikaru (Ura Rikuto) and senior Nanami (Kingka) belong to the university drama club.One day, Hikaru found Nanami who was troubled by the rehearsal failure and offered to help her.Nanami is struggling to play a character who is attracted to outspoken men and has a proud personality.

Therefore, Hikaru suggested that in order to allow Nanami to naturally integrate into the role, the two of them could play roles separately and go on a date.Thinking that it was for a dramatic performance, Nanami accepted Hikaru's invitation. However, the Hikaru who appeared on the date was completely different from usual...