Happy Death Day 2U (2019)

Waking up in a state of terror, college student Tree Gelbman is horrified to discover that she is trapped in an alternate reality. In this strange new world, her boyfriend Carter is now romantically involved with another person, and her acquaintances and classmates appear to be unrecognizable versions of themselves. As Tree delves deeper into the mystery, she uncovers the unsettling truth that Carter's housemate has been manipulating time, leading her to once again become the hunted prey of a mysterious masked killer. With the deranged murderer targeting those closest to her, Tree realizes that she must endure repeated deaths in order to protect everyone around her.