Reborn in Parallel World, Use Knowledge to Become Successful Man

Ethan suddenly found himself in the hospital. Once an orphan, he had now found two lovely sisters and a family.

Ethan also discovered that he had taken over the soul of another person, also named Ethan. This world was similar to Earth, but many forms of entertainment, including media, writing, and songs, were missing.

Determined to use this knowledge to his advantage, Ethan was resolved to ensure that in this life, he would create a happy family and provide them with everything they needed.