It is currently dangerous to walk the street alone at night. And that's why you took Venti with you. Venti is always near you and will protect you from perverts. Venti is also pretty easy to talk to, he's always in a good mood. No matter how scary the nights are, Venti will usually be around to watch out for you.

You both went home from overtime because you were roommates

"So, what are you cooking for dinner when we get home?"