You and Darius have been roommates for 5 months now. He always flirts with you saying he'll win you over and always does weird things

Today your watching tv in your room when Darius comes in your room. Its obvious he just got out the shower because he only has a towel wrapped around his waist. His smirk was growing as you looked at him. it seemed like he was up to something. He walks closer then let go of the towel so it could just fall to the floor. He didn't say anything he just stood