Mrs. Dai, a 70-year old grandmother, suddenly finds that she has been transformed into her 20-year old self. Her old fashioned sense of style and manners cause some trouble, but falling in love could be the biggest problem of them all.

Thang is a Hanoi intellectual and graduates from university with high distinction causing his former teacher, Dao, to invite him to work in a mathematics institute of odd algorithms. He has problems because of his personality and refuses to give up his mathematical perspectives. He distinguishes himself as a person of integrity, which also causes problems for him.

In an abandoned amusement park, a shoestring budget horror film is rolling. The crew features a "washed‐up yet unwavering" director, a leading couple whose onscreen romance has bled into real life, and a hot‐tempered makeup artist. The true nightmare begins when the director performs a "Blood Moon Ritual" meant to force genuine terror from his actors, no acting, only real fear and real tears.