Xiwen (Ivy Chen) gets the surprise of her life, when her best friends take her to Vietnam for the ultimate bachelorette party. But when Xiwen and her bridesmaids Kimmy (Fiona Sit) and Jialan (Janine Chang) wake up naked on the beach the next day, handcuffed, with a new tattoo, and a missing future sister-in-law, they realize they have several mysteries to unravel. However piecing together the night before won't be easy as they are also being chased by an unknown gang. With the help from an ex-boxing champ named Dragon, (Mike Tyson) can they find the bride-to-be 's missing sister-in-law and save her engagement? Follow their wild ride in this hilarious 2018 sequel movie.