so many years, no matter which grandfather's birthday it was, the first piece of cake would always be given to Ou Yan. So Ou Yan was already used to it; she waited for everyone else to get their share...wing to Si Ye Chen as if seeking forgiveness."Achen," Ou Yan called out.Only then did Si Yechen stop, "Give you ten seconds, get out."The manager flipped the switch to unlock the door, but only opened...