She waited seven years.
From the words "Wait for me" on the rooftop of the high school, to the long blank without any news; from his silent face, to the warmth of old friends and the return of old friends.
He carried the Cheng family's secrets, hid his scars, and used "disappearance" to isolate her from danger.
She carried an old silver ring, kept a promise, and waited for seven years for him to take off all disguises.
If you keep thinking about it, there will be repercussions.
All the waiting is to rush to the only you.