Rebirth and Another Life

The protagonist has been living in confusion for more than twenty years, and has been living for others. Finally, one day he can't bear it anymore. After committing suicide by jumping into the lake, he returns to his childhood life and lives a new life. The protagonist will live for himself and change the people and things he missed in the previous life. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.