The janitor is a widow with huge breasts

Storyline: Three pathetic lonely men live in the building with a recent widow with huge boobs. They invite her over for drinks and one of the guys tries to force himself on her. She fights him off and he starts crying, so she feels bad for him since he is so pathetic, and they have sex. The youngest loser describes his attempt at having sex with his girlfriend. He premature ejaculates and she is distraught. One day a wealthy benefactor shows up to seduce her. Will she live happier ever after?