Not jumping to conclusions or stating any facts to bring the hate, but...
She doesn't look consensual at all. Look at his left hand? Fist out, kinda pinning her head?? Using his forearm. Not feeling her head at all??
If I were to kiss a chick I hadn't seen in a while and my hands up there, its certainly with my palm inwards. If your laying a chick back to kiss her, surely your hand would be would be open holding her weight??
Her chin, look how she seems to be pouting back making a kinda double chin. She could be fat and that is just adding to my suspicion. It certainly doesn't look like she's very comfortable with it.
I think the smiles around the picture make us instantly judge its a happy pic maybe? Someone photoshop out the backing to see if we think the same.