Kind of, in one scene they free a couple of dogs that had been left chained up to a picnic table but the dogs look okay and you don't see them get left there in the first place
Kind of, the main charactor forgives and saves his awful boss who has been abusing his power over him and making him work 24/7 and taking away his independent thought
Characters drink beer together before and after the apocalypse. A survivor is shown to have a bottle of sake in her shopping basket. A small group gets drunk together.
There is a love hotel filled with zombies of different levels of undressed, and multiple sexual references/innuendos. A woman being sexual with a man is attacked and infected by a zombie during their acts together.