Hikaru is fascinated by the girl in the film, so he decides to ask Ryo and Chika to work together to find out the girl's true identity.
Chika suggests adding Ryo's music to the movie, and the trio uploads the film to social media in search for clues.
The mysterious girl from the film turns out to be a new transfer student, which makes the trio astonished.
Hikaru realizes that Chika has a crush on Ryo, so he suggests that he invites Minami so the four of them can go on a double date.
The gang sets out on a trip, and Chika sees how thoughtful Ryo is and decides to confess her feelings to him.
Minami and Ryo share a conversation, and the sight of the two of them together makes Hikaru uncomfortable.
The relationship between the gang comes to a standstill, and Minami takes the opportunity to make a shocking announcement.
Ryo, Hikaru, Minami, Chika, and Matsuoka gather at night to watch a mysterious film, leading to a fleeting yet brilliant revelation of truth.
