Sex is talked about a couple times. It's mentioned that a character slept with another character, nothing explicit whatsoever.

The film centers around a past relationship of a couple with a noticeable age gap which may be unsuitable to some parents.

A character steps on a wine glass, a very quick shot of a bloody napkin is shown.

The film centers around a party so most of the characters are drinking and smoking the entire weekend.

A few characters take drugs.