Caleb a high schooler in his senior years never expected to meet someone in such a time and place from his school. He soon finds out that this person is Kalix who has an interest in music and he soon becomes hooked to it as well and becomes slowly closer to Kalix.

The love and life of Yerin and the other members will unfold before the eyes of a foreign intruder who will not only save their lives but also help them pursue romance they thought was unthinkable. Author's Note: I know you're here for an elusive dose of SinRin, haha! So feel free to jump to Chapter 6 and you can just backread later on. Enjoy!