Book of Life

The Book of Life is a book in The Sims 4 in which sims can write themselves to resurrect other sims. The book can be used multiple times with multiple books, there is no limit to how many Book of Life's you can create nor how many different sims you can bring back.

Sims with the Book of Life can resurrect any sim from their relationship panel

How to resurrect a sim with the book
Sims first need to max their Writing Skill and complete "Bestselling Author" Aspiration.

Then sims can write "The Book of Life" on the computer, when completed sims can use the book to "Capture Epic Saga" of a sim who have not died.

After a sim dies then the owner of the book can use it to "Summon" the sim who died.