The soul card is similar to a carrier that seals the spirit body.
In a world with Naruto as the background, there are various spirit cards sealed. By fusing different spirit cards, you can have different abilities, open the Sharingan, have blood inheritance limits, hunt tailed beasts... You can even become a god like the Sage of Six Paths!
Bai Yan inexplicably entered such a wonderful world, and then his character exploded. He actually drew a soul card with Metkai on it. From then on, he began an unusual journey...
This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.
