Chengyang, who was born in an imperfect family, met his child Song Puxing when he was a child. Song Puxing became the light in Chengyang's life. They played together and made a promise. Later, Chengyang's light disappeared and his light reappeared when he grew up. Song Puxing changed his name to Song Sichen. Song Sichen hid this name and secretly fell in love with Chengyang. They got together under his pursuit. The whole text is very sweet.
Concept: alpha and omega
