Worse than just simple amnesia, like his family told him he's only alive because of the dragon but he's just acting like everyone is crazy and this whole thing is an inconvenience. I get he doesn't remember right now but he should at least say thank you for saving my life.
Just came back to reread this since last time I read it was when it was being released and holy shit, I can't believe the author of this fun silly lil series wrote the horror nightmare that is Placebo
AHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH