Compressed Loop, I Was Frozen in the Endless Killing

Time Loop, Death Loop, Game Loop, Cycle of Novels

If you want to read a novel about loops, watch the protagonist make different choices each time in the loop and try different solutions.

A book in which the protagonist can retrace time after death and find a way to break through the endless reincarnation. It should be serialized. It should not be a book in which the protagonist can increase his strength through resurrection and find clues through resurrection.