Captured as a Stand-In, I'm the Real One

Jessie Hale and her best friend Lila Lane transmigrate into a novel. The Quest System assigns them to pursue Crown Prince Fu Hanshen and Prince Evan Fitzgerald. After five years, their quest is stuck at 90%. They use quest points for a fake death escape. Two years later, they are captured and brought back as stand-ins for the male leads' lost beloved. The male leads knew their identities, loving and protecting them all along. They stay in the novel, gaining love and friendship.