When the Most Powerful Spell Becomes the Third Son of Beating the Enemy's Guest

Gojo Satoru was killed by Fushiguro Shiji during the mission of "Astral Plasma", but was reincarnated as the third son of the enemy guest. So what kind of sparks will be born from the combination of the most powerful spell and beating up enemies? Let's wait and see! Note: In the end, we will return to Curse Return. The CP is Xia Youjie, but he appears late. Killua will be born, but as the fourth child Magically modified original work!!! Intention: Try to be yourself