Ookami-san wa Taberaretai Season 1

Ookami had her skirt swiped by the rumored "skirt bandit." Her teacher Akagashira happened to be passing by and came to Ookami's rescue. Akagashira took Ookami home, but Ookami had a real reason for bringing Akagashira there... "Stuck with a girl in a room with the lights out, I ... can't help myself!"