‘Ayaw's Exclusive Treasure Box’ #TheLongestPromiseBehindTheScenes# Shi Ying @X玖少年团肖战DAYTOY cried while filming Zhu Yan @演员任敏 and Zhi Yuan @方逸伦Alen's sad scenes, but unexpectedly, the atmosphere on set was so funny. Who was secretly laughing during the performance? #TheLongestPromise#