Yeon was just an orphan on the streets when a man claiming to be her father brought her to his family home. But the Baengri estate was a den of vipers that swallowed her whole, and it's only when she's standing at the funeral of the father she never truly understood that she realizes how familiar this story is. When she wakes up six years old again, Yeon knows she can't waste her second chance. This time, she's going to save her father. This time, she's going to live without regrets.