It turns out she is not an unwanted child!
It turns out that she also has a father, but this father is too late!
Intricate family relationships, tangled blood relationships, the mysterious study... Who can tell her what other secrets there are in this big house!
That year, she didn't rescue him from the water. She thought he had left this world. Who knew that he was still alive? !
She wanted to run to his side, but the "brother" behind her made her uneasy...
Love, friendship, family, everything is a difficult choice for her!