Other people's rebirths were all about upgrading and cool stories, bubble girls fighting monsters, and all kinds of cheats, but how come they ended up with me...
"Hey! Stop eating! I have no food for the winter!"
"It's okay, I'll go help you fight right away"
"It's okay, let the boss fight for you immediately."
"..."
Generally speaking, it is about a man who travels through time, wants to pick up girls and fight monsters, and when he experiences the feeling of being domineering, he finds that he has become a snake, and a snake that can cook delicious food...