| Chapter 1: Dive Back To Save You |

[SWAP AU!/SPOILER WARNING!/BAD-UNCORRECT GRAMMAR!/DIFFFERENT STORYLINE-AU!]
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Lu Guang was already died before by Vein, have been shot in his body, his vital part. Cheng Xiaoshi who was there and witnessed everything, gained Lu Guang's powers slowly as Lu Guang died in his arms.

Cheng Xiaoshi refuses to accept this fate, especially if it means he has to accept both of best friend's deaths. Cheng Xiaoshi breaks their promise with Lu Guang, and dive back in time to save his friend, Lu Guang.

What will happend next ?