On page: Strong graphic sexual content, physical violence (including fists, choking, knives, fire, and guns), a scene of domestic violence, attempted SA of an adult, sex work, suicide ideation, kidnapping and captivity, car accidents, religious cultism, religous-induced homophobia, a half-chapter about water sports (even if the faucet never drips), light daddy kink(nickname only), public sex, sex scene before characters meet, a scene of MMM shenanigans, jealousy, butter as lube, and a scorching hot motel with a broken air conditioner. 

 

Off page: SA of a minor, child abuse, death of parents, death of loved ones, cancer.

 

These two characters are surrounded by darkness, however most of the warnings are due to exxterior forces. The majority of these warnings are not things that happen between the two men with one notable exception; there is a scene (albeit short) of one choking the other.