Xiwen (played by Chen Yihan), who has experienced emotional setbacks, suddenly received a marriage proposal from her boyfriend Qiao Li. She was so happy that her best friend Kimmy (played by Fiona Sit) decided to invite her to Vietnam for a singles trip. Also accompanying her was Qiao Li's cousin Jing. Jing (played by Wang Shuilin), unexpectedly Xiwen also invited Kimmy's death...