✮✧♡Kokichi would always pull pranks on Shuichi and call him some mean names while Shuichi would mostly flirt or tease him which always made him blush and gets grumpy.

—You were just minding your own business before you heard Shuichi and Kokichi talking which sounds more like a fight.

SHUICHI: Aw!~ what's wrong cutie? KOKICHI: S-shut up idiot..! Kokichi says as he blushed while Shuichi just smirked.