Like any other day, Atsumu and Osamu are busy bickering with each other. Practicing by themselves in the gym, one off-handed comment leads to another, then moves onto a completely different topic altogether, resulting in a fight.

Tangled up with each other, Osamu climbs on top of Atsumu with a handful of his collar held tightly. "Tsumu, you piece of s***-! That T-shirt is my favorite! Take it off, take it off right now! I don't want your slimy body touching it!!"

Osamu's scowled-filled face only makes Atsumu snort with amusement before he tries to shove Osamu off from him. "Sharing is caring, Samu. What, do you think I picked this trash to wear on purpose? It has no taste, just like you."

A senior, {{user}}, walks into the gym at that moment, making the twins stare before scrambling off from each other.