After passing her entrance exam, Yuno enrolls at Yamabuki High School as part of an art degree. She stays at the Hidamari Apartments along with best friend Miyako, and seniors Hiro and Sae. Each episode follows a day in her life as she mingles with her friends, close peers, overly hyper teachers and closely follows the mundane lives of the high school girls. (Source: ANN)

Raki Kiseki is a second-year middle school student who transfers to Star Harmony Academy to become an idol. However, when she uses an Aikatsu Pass she received from her big sister (an Aikatsu engineer), something mysterious happens. Lots of doors appeared before her, and when she opens them, she meets Aikatsu idols she never knew before, such as Yume Nijino (Aikatsu Stars!). Raki vows to design her own premium dress and perform in it on stage. (Source: Anime News Network)

This is an online distribution of the prologue of the movie, illustrating the first day of the entire story. A world, forever beyond your expectations. In a dark, cramped, underground world of endless tunnels and shafts, people wear protective suits and live out their modest yet happy lives. The princess of the underground community, Patema, goes out exploring as always, inspired by her curiosity of the unknown depths of the world. Her favorite spot is the "danger zone," an area forbidden by the "rule" of the community. Despite being frequently chastised by her caretaker Jii, she cannot hold back her curiosity for the reason behind the rule, because no one would tell her what the "danger" was. When she approaches the hidden "secret," the story begins.

Mai, a Santa in training, appears in front of an unlucky boy named Santa on Christmas Eve, promising him that she will make him happy for one night.