My Revenge With a Swap System

Sophia Bennett, the real swapped daughter of the Bennett family who suffers from terminal cancer and is neglected by her family for the fake daughter Ella Bennett, binds a barter system in despair, trades away her unworthy fiancé in exchange for extra lifespan, lets Ella take all she craves at the cost of the latter’s appearance and fortune, and finally rewrites her fate to break free from her toxic family.