met roommate, he cool man, we friends

met girl, shes living beside us, we friemds but not sexual, hang out in groups

flirt with girl, she hit on me, i decline, she hit on roommate same night, he sleep with

now figure out she was insult by my decline and is bitch of me now

i see her alone tonight and make small talk. she is bitch.

how can i make her not bitch, or sleep with woman. ok.