Mr. Tiger had the right intensions but bad actions. I get that it's been a while since he's stepped inside of society but man, very rash move.
Second, fl is stupid for not knowing what her ex-friends were truly like and for trying to go back and be friends with the ex-friends(witch and her henchmen). Other than that I can't blame her for blaming mr. Tiger that he ruined her and siblings lives in general.
They're practically married, just need a ring on that finger