Episode 6

S1 E6: A decade ago, a deadly earthquake almost claimed the life of a high school girl named Xu Lai. It was only the quick thinking and bravery of a young firefighter Jin Shi Chuan that saved her. As he rescued her from the falling rubble, she became smitten with him as they made a comforting "promise" - and when they parted, she resolved to seek him out at all costs.