Games Like Re into Another World

"Re into Another World" is an RPG adventure game set in a fantasy world. Players need to accumulate souls by constantly challenging monsters, using these souls to unlock more powerful characters in order to defeat the final demon. The game includes elements of character growth and upgrades, equipment combinations, and puzzle-solving.
Each adventurer has only one life, with death taking nothing with them.
The only inheritance is the "soul," and the secret of the "soul" awaits discovery by one adventurer after another. You need to unravel the secrets of this world as much as possible before your life runs out.