I, Who Only Wanted to Grow as a Salted Fish, Was Forced to Swallow the Heavens

I just wanted to grow, but I was accidentally implanted into a system determined to destroy the world. The most ambitious body in the world was accidentally taken away by the most cowardly evil dog. The system's punishment was to ground me for ten years, which was exactly what I wanted. My ultimate goal was to live forever. What? The system discovered my thoughts, and the punishment turned into causal erasure? What exactly is causal obliteration?