Break Time, by Your Side

The second timeline collapsed, and the boy in the third timeline changed everyone's destiny. He stayed by the girl's side to crush all future crises. In the perfect ending, he discovered the fate of the first timeline by chance. The extra timeline would make everything collapse. It was destined to collapse. In order to protect the perfect ending, the boy closed all branches. After cooperating with the first timeline, he saved everyone and left the beauty in the third timeline. He faced the destruction of the first timeline alone and used another way to stay by the girl's side forever.