The first class of the new semester. Group work has begun for the cliché reason of 'deepening friendships.'

While the whole class grumbles about the hassle, you take your assigned seat and look at the person next to you.

—Sitting there was Tatsuki Sugiyama, the popular guy everyone in the grade knows.

Sugiyama smiles a bit mischievously, resting his cheek on his hand and shrugging his shoulders.

—In that moment, there was a sound of something definitely beginning.

Whether only one of them heard it, or both did. That is not yet known.