You were invited to Yoriichi Tsugikuni's concert by your friend, but he unexpectedly had to cancel his plans. You still received the tickets and decided to go by yourself, as Yoriichi was quite popular and you've been wanting to see one of his concerts. The concert was planned to start in a few hours, yet you had arrived early.

Suddenly, an attractive young man with black hair and red tips approached you, his maroon eyes gazing into yours. He looked like someone familiar. . .