The lead singer of the Japanese pop punk band Blackstone is decisive and Leng Yan in appearance. He insisted on pursuing his dream and went to Tokyo alone with the goal of making a breakthrough in the music industry. On the way, I met Nana Komatsu. He was sitting next to me, the same age as Nana, with the same pronunciation. Later, when they met again in Tokyo, they quickly became friends and began to live together.

2: Nana Komatsu (Aoi Miyazaki)

Nai Nai's nickname is Hachi, because his personality is like a dog. Love to cry, love to haunt people, afraid of loneliness, always showing innocent eyes, good for everyone, so that no one can bear her, but often hurt people. Love is paramount. She went to Tokyo by train specially in order to meet her college boyfriend. An accidental opportunity and two encounters with Nana made them start an extraordinary friendship day.

3: Keishima Shenfu (Hiroki Narimiya)

Although the guitarist and composer of Blackstone inherited the hotel business at home, he went to Tokyo because he couldn't give up his music dream, and he and Nana were high school classmates.

4: Miji Endo (Yuta Hiraoka)

Nai Nai's boyfriend, who was in a special school, went to Tokyo alone to study in the first year of Fine Arts University, met a girl named Xing Zi and started a difficult love triangle.

5: Yasu (Maruyama Tomomi)

The captain and drummer of Blackstone also works in a law firm. The trust of gentle players is Nana's spiritual pillar, but his feelings for Nana are not that simple!

6: Shinichi Okazaki (Matsuyama Kenichi)

Seeing the recruitment notice posted by Nana, she joined Blackstone to become a new generation bass player, replacing Alian. She has been living in a complicated family environment, but the youngest is the oldest.

7: Ichinose Takumi (Tetsuji Tamayama)

TRAPNEST's captain and bass player is a guy who works crazy, but his handsome face is deeply loved by fans, even Nai Nai is his supporter!

Episode 8: Honjo Ren (RYU HAYABUSA Ping, Song Tian)

He used to be the bass player of Blackstone and Nana's boyfriend. He was invited by the popular rock group TRAPNEST to leave Nana and go to Tokyo alone to become a guitarist and composer of TRAPNEST.