(Not a spoiler just a guess) I think the ML will die instead of FL by saving her and her curse will be over. The FL can no longer turn back time because someone loved her enough to save her from dying. That could be the condition for the curse to be lifted.
Downbadsimp
DULAN U FUCKING ASSHOLEWWEHKAVDHS AAAAAAAAA
Vania
NOOO
GodwinDuke
(Not a spoiler just a guess) I think the ML will die instead of FL by saving her and her curse will be over. The FL can no longer turn back time because someone loved her enough to save her from dying. That could be the condition for the curse to be lifted.