Passive Infinite Retracement

It feels a bit awkward. The protagonist cannot use the system, so I can only use the heroine system. Money and things must be handed over to the heroine. The protagonist can use what the heroine buys, and there are some things that the protagonist cannot use. The protagonist can be resurrected in retrospect to make it easier to protect the heroine

It's actually a new book, I want to see what it's about.