Li Chang ge dad was kill by his little brother and the mom kill herself cause she felt guilty.
Because li change ge dad was planning to kill him. Her mom is the one who send the message to warn him about her husband plan to kill him. That is why she felt guilty .
That is part of the thing, they keep on doing things not expecting the outcome, hence they are looping and hence…
She had to save everyone and have no time to think cause the bomb will explode. It on the timer. If they don’t stop the bomb and save everyone then they still be in a loop.
Start at the end of February