Time travel, different world, pure love, 1v1, double purity
It's probably a man with a golden retriever type who is dissatisfied with his body and an arrogant man × a white-cut, black rabbit-type pink-haired woman with a thunder god
The heroine traveled to another world
Roughly speaking, it's a story about the male and female protagonists teaming up, fighting monsters, leveling up in the dungeon, and then falling in love.
I just wrote it casually, just for everyone to read for fun.
Concept: Falling in love is relaxed and happy