How Do I Cheat When I Travel to Another World?

Waking up in the mist of another world, I met a beautiful girl radiating starlight. He originally thought that this was a lucky development that was standard for time travellers, but he did not expect that what awaited him was ruthless betrayal again and again. Death, rebirth, death again. The only boy who has the forbidden power of "turning back time" is trapped in the cycle of the hourglass of fate. Every time he returns to the starting point, he loses more things - including trust and feelings. When I finally decided that I no longer wanted a bond and just wanted to live a stable life, the indescribable ancient power once again tore open the curtain of time and space, pushing new girls into the orbit of his destiny. This time of time travel, After all, I can finally get a good reward, Or is it an invitation to a deeper abyss?