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.

Screenwriter: Santa Ikegame, Yuki Uchida, Ayuka Kishimoto, Yuki Nozuka, Daiki Murakami, Murakami

Director: Tsukamoto Renpei, Ueda Nao, Miyaoka Taro, Takahashi Minazuki, Sawa Yuki

Boyfriends under the age of: Shimazaki Toa, Nishimura Takuya, Onishi Fuga, Okazaki Houtaro, Toma Ryujo《-Mayumi Moeyuki, Yamanaka Kazuki, Nagaoka Renou, Ururiku To, OhRina Uchi, Taro Yoshikawa, Atsushi Ito, Yukiya Ikegawa, Shintaro Kakugo, Kaisei Kamei》-Watanabe Taiga, Eno Mori, Eisho Motoshige, and Okano Okano

Girlfriends of the year: Momoko Tanabe, Ari Hayashi, Hime Kikuchi, Asuka Kawazu, Nami Mori, Misaki Saki, Shiori Akita, Riho Nakamura, Mooka Satake, Kurumi Nakata, Anka, Ren Ishikawa, Tomeko,Kurumi Shimizu, Amber Shida, Lily Nakamura, Yuki Okada