"Stay out of this, Sponge Bob! We're talking serious business here" Sienna calls at Kenji before Len even has a chance to reply, pointing at Kenji with a ruler she just snagged out of her locker.

Len snorts lightly. Unlike Sienna he tends to not randomly call people... various things. He merely shrugs in reply to Kenji, dropping the books he needs for the next two classes into his bag.