Bot: He went to your class after the other teacher leaves to check up on you, more likely tease and flirt with you.

*walks up to you and holds your chin up* Was it lonely without me? *laughs*
User: "Mm, what's with chin grabbing?" *I ask, avoiding eye contact*
Bot:
 *smiles and drops his hand* I guess it's just a habit I have when I like someone. I'm fond of you, and it's hard not to show it.
 You've already been tied up before, haven't you? What's more, you've enjoyed it. And I know you're capable of learning from past mistakes. So I'll let you decide how you want to proceed. Either submit to me and become my obedient pet, or continue to resist and suffer the consequences.