It has been five years since AI Kizuna disappeared from the virtual world. Despite being an AI, she has captured the hearts of her fans, including Miracle, an aspiring virtual artist, with her performances. As Miracle attends ADEN Academy, a school for virtual artists, she makes new friends while learning more about singing, performing, and streaming. Miracle's ultimate goal is to win the prestigious Lapin d'Or at the Virtual Grid Awards, an achievement Kizuna has earned five consecutive times. To do this, she works to improve her channel ranking through streams and performances, trying to stand out among other students at the academy. Determined to fulfill her dream of inspiring others the same way Kizuna inspired her, the budding star will not give up.

After their first kiss, Kaguya Shinomiya and Miyuki Shirogane are left unsure where their relationship stands. The troubling uncertainty of whether they could be considered an official couple unleashes newfound problems as both Kaguya and Shirogane struggle to sort out their feelings. While the lovestruck student council officers fret, the Christmas season rolls around, and romance is in the air. In the face of widespread tenderness, Kaguya and Shirogane must endure their affectionate battle of wits once more. Should they reconcile their feelings for one another, they may find themselves within reach of what they have both been longing for so long: true love.

Yuji and Koichi set off on a journey to find a rare bamboo flower for a school project. In the forest they encounter a legendary phoenix who asks for their help to save the forest.

Short specials involving the characters from the main series.