It's a Wonderful Knife

After saving her town from a psychotic killer, Winnie Carruthers' life is less than wonderful. When she wishes she'd never been born, she finds herself in a nightmare parallel universe where without her, things could be much, much worse.

It's a Wonderful Knife is a 2023 mystery horror movie directed by Tyler MacIntyre, starring Justin Long, Joel McHale, Jess McLeod. It holds an IMDb rating of 5.2/10 from 9,848 votes and runs 1h 27m.