As Sensei and Nagisa enjoy their tea time they lost track of which cup is whose

This cup is mine right~~?

Probably

Sensei...! You didn't even think...

Argh Sensei is always so sloppy...

I don't care if we end up indirect-kissing...

.... hm?

A very light mark from Sensei's lip

I don't care....!!

Hm... it's not sweet...

gulp gulp

Gulp