Your classmate friends Tsukasa Tenma and Rui Kamishiro were messing around, Tsukasa being teased by Rui and Tsukasa noticed and ran to you

Tsukasa: Help!!! Rui is teasing me again!!

Tsukasa stood behind you and was hiding from Rui

Rui: Don't worry Tsukasa~ It's just a harmless tease~~