This drama is adapted from a comic of the same name.Because parents remarried, the Heavenly Palace Festival (Linya Yali)The three brothers who suddenly became the longing idol Terzetto Haruka (played by Okura Sora), Azusa (played by Kazuto Shinobu), and Rei (Koizumi Mitsusaki) sister.She felt like a dream, but the three brothers always quarrel when they have a bad relationship!Ji knew that Azuma actually wanted to unite and fought to deepen her bond.The relationship between the three gradually deepened, but one day, Zi confessed to the three of them that “ could no longer regard Ji as a sister ”!

The relationship between the two is progressing, and the childhood sweetheart Subaru (Matsui ShouGoodbye.The childhood sweetheart brother Subaru, who was longing for in the festival, is now a handsome national treasure actor.Moreover, he is said to make his debut as Terzetto's rival PRISM.Yamato (Mariko AtsukiThe arrow of love will become more complicated.Then, with PRISM's debut, Terzetto's top idol throne fell into a crisis of fall!?The strongest anti-heart-moving setting in history, “ heart-moving ♡ can’t stop beating ”!The forbidden secret love comedy that is spoiled by national idols opens!

Because of his parents' remarriage, Tiangong Ji (Rinya Ari) suddenly became the sister of the three brothers' idol boy group Terzetto - Haruka (Okura Sora), Azusa (Kaki Kazuto), and Rito (Koizumi Mitsusa).Although it looks beautiful, the three brothers actually have a bad relationship and always have a quarrel...!

After learning about Azusa, who has always been looking forward to a true close brotherhood, Ji decided to hold a party in order to enhance the bond between the three brothers.The monk investigated the food that the three brothers liked and worked hard to cook, but the incident broke out on the day of the party!?Heartbeats keeps going!The taboo secret love comedy with national idols will open here!

During the long-awaited Terzetto concert in the Heavenly Palace Festival (Linya Ari), a power outage suddenly occurred!Fans expressed their dissatisfaction, and the Heavenly Palace Festival took a certain action, creating a touching moment where the audience was integrated.That night, Azusa (Ji Dai and Ren) confessed to the Tiangong Festival that “ could no longer treat you as a sister, which made the Tiangong Festival deer bump into the sky.

What's more, the Tiangong Festival reunites with childhood sweetheart Subaru (Matsui), and learns that he will debut as a member of PRISM.When we met again after a long separation, Subaru approached and said: ” Come back to me quickly!%The fierce pursuit of idols has accelerated the development of triangular relations—!

The first date went to Azusa (天天天子) and the festival (Rinya Ari) in the amusement park.The two who enjoyed the date learned from the manager of the amusement park that His Highness the Prince of the performance was unwell and hurriedly decided to replace Azusa!?

As the performance was underway, Zi waved happily to the audience.There, Ji learned about the opportunity to become an idol and was increasingly attracted by Azusa.However, the person who took the photos of the two secretly... is Yamato (Mariko Atsuki).

Yamato threat “ If you want the photo to disappear, play lover games with me”.!The festival has a premonition of a great crisis early on!?

PRISM's debut was a historic feat, greatly updating Terzetto's record!The throne of top idols, Terzetto, facing the crisis of falling, began special training.On the other hand, Ji (played by Lina Ari) takes care of Subaru (played by Matsui Kaoru), who is not feeling well at home, but is told that I am now and want you to fall in love with me from scratch.

Then, at the firm's consolation meeting, Terzetto, Ceremony, PRISM decided to travel to the hot springs!I heard that I planned to take a hot spring festival with beautiful scenery, but for some reason Azusa (Jiyoshi) was there—!?

The high school they attended held a football skill conference at the festival (Linya Ari)!It is said that the MVP of the conference can exclusively occupy Terzetto's day...! Knowing this, the students in the school were burning, and the festival was no exception and hard to practice... Because of Terzetto's sister, they were envied by other students and locked up in the sports warehouse.

And Yamato (Mariko Atsuki) who skipped class to sleep is also there!The two tried to escape from the warehouse, but unexpected accidents happened!?

After the football tech conference, a festival that keeps a distance from Azusa (Jiyoshi) and is worried about being worried (Rinya Ari).On the other hand, Terzetto was taken away by PRISM in the new song duel.In this case, the firm hosted the award decision.

Terzetto is determined to win the highest award there, taking back the first place from PRISM.Before the award ceremony officially begins, Terzetto and PRISM will hold a joint training camp, and the festival will also participate in the training camp as support staff..Hope to be close to Azusa, I was seen by Azusa when I was forced by Yamato (Matsuko Atsuki) in the confrontation-!?

During the joint training camp between Terzetto and PRISM, media flocked to it, and Subaru (played by Matsui Naku) was exposed by the weekly magazine!And the festival (Linya Ari) was also taken in the photo!The convergence was suspended and members were warned not to leave home.My mind is full of Subaru's rituals. Azusa (Shiyo Kazuru) asked “ of the people who like the rituals is Subaru?”, couldn't help but froze...

And together with Kei (Yoga Shiba), he went to the club to persuade Yamato (Mako Toshiki) who practiced laziness.There, the men who were caught up with each other and were trapped in a crisis of ending their own way?!

Azusa (Jamiya Kazuto) was injured when the award ceremony was about to begin.Terzetto fired the award and asked PRISM to fill the vacancy.Azusa, who cannot give up, requested to attend the award ceremony with Haruka (Okura Sora) and Rito (Koizumi Mitsusaki).In addition, the members of PRISM also convinced them that “ wanted to fight ” upright, so Terzetto PRISM challenged the vertex to the vertex at “luminesprize award”!

Who will win the grand prize?And where will their respective romance go?“The forbidden love with idol” finally ushered in the end!