The Hero Returns, But I Already Married His Ghost

Vespera dies tragically after her sister Celia and Celia's lover Damon steal her newborn and leave her to die in labor. Reborn on the day of Celia's husband Killian's funeral, Vespera exposes their secret pregnancy and betrayal. She volunteers to marry the "dead" war hero Killian to atone for her family's shame, only for Killian to return alive. The villains meet their brutal ends, while Vespera finds true love with Killian and builds a happy life with their son.