Pretty similar in most respects. A girl with a memory related issue
Both heartbreaking romance and lots of crying

Both involve two worlds and lots of ass-kicking martial arts.
Both have an element of mystery. Things are not as they appear
Both need a season 2 both I doubt we will get it lol

Male Lead Pops out From a Comic Book.
Similar Female Leads and a lot of fun
Male Lead rejected by female lead