That Time I Was Blackmailed By the Class's Green Tea Bitch

Green Tea Bitch (n.): A woman who pretends to be pure and innocent but is in fact manipulative and calculating.

When school ends, a good honor student is threatened by the class's green tea bitch.
"I never thought a wide-eyed goody-two-shoes like you would get up to something like that."
"If you don't want me to expose your shameful secret..."

A cute romance that stems from a misunderstanding begins in That Time I Was Blackmailed By the Class's Green Tea Bitch!