Happy Death Day 2U Ending Explained

Horror hit factory Blumhouse has returned to theaters with a mind-bending sequel to Happy Death Day and this time, everything's different. While the spacetime-twisting tale may be a little bit headier than its predecessor, there's no reason to be caught out of the loop. Let's break down the ending of Happy Death Day 2U.

#HappyDeathDay2U #EndingExplained

Let's recap | 0:17
A Sisyphean task | 1:31
Isn't it romantic | 2:54
Back to the past | 4:07
Quantum mechanics | 5:01
The three killers | 6:17
The second Ryan | 7:34
Here come the men in black | 8:38
Happy Death Day... Tree? | 9:50