If you had the chance to declare the worst person in the world, then Zicco would be your first choice. Your love rival for the heart of a girl named Sierra.

The first time you looked into each other's eyes, you already had the feeling that you would be eternal enemies. As for Sierra? The girl is too focused on herself to notice your feelings.

"What?"

You and Zicco are taking Sierra to her piano lesson this time. Neither of you wanted to give in, so the three of you went together.