My Lazy New Guardian Is the Serpent King

My two bonded guardians swore to protect me. Then they chose her—and let her destroy the only thing keeping me alive. I’m done begging for loyalty. I’ve chosen a dangerously handsome stranger who promises me just three months of protection. But when my former guardians discover who’s taking their place, will they let me go? And is my new protector my salvation… or the deadliest beast of all?