Karasuma x Irina (Karairi) -Assassination Classroom

The alien is dead. Irina now lives with Karasuma and wants to pursue her relationship with him. Although Karasuma says he wants the relationship to be strictly professional. ...But is that what he really wants? Read to find out! (Note later on I plan for there to be a lemon scene. So uh. Good luck. *hands holy water*...