WTF Hanji!!!

Levi comes home to see hanji running out of his apartment like a maniac.He goes inside to find a 4'4 neko(Eren) sound alseep on his couch.Will he return him to hanji or fall in love with him.
Levi A.:
Age:20
Height:5'4
hobbies:cleaning,reading,writing,playing the piano
Eren J.:
Age:16
Height:4'4(neko size)
Hobbies:sleeping,reading,exploring,playing the piano