In the not-too-distant future, the human world has long been overpopulated. Humanity marched to the stars in search of a new home, and just as this was going on, the moon's alignment caused massive earthquakes to ripple across the world, lasting several decades. Humanity was demolished. When the land finally recovered, humanity reemerged to face this strange yet familiar world. Will we, who once lorded over this domain, still remain the masters of this world?

Aki Tesno lives in a poor village at the bottom of a valley. One day, a man from an uptown city asks Aki to rescue a kidnapped girl.

Komugi, Iroha, Yuki, Mayu, Daifuku, and Satoru have gathered to play the super popular game "Doki Doki♡TanuKingdom"! Everyone starts the game happily! Or so they thought...but it seems they've been sucked into a world of the game with a suspicious tanuki...and now they're in even more trouble! Komugi has been separated from Iroha and the others...!? "I want to be by Iroha's side forever and ever!" To meet her beloved Iroha, Komugi decides to challenge herself to various game battles! How on earth did this happen...? What is the secret hidden in the world of the game...? The clue is in the hands of Natsuki, the young girl who created the game. "Hirogaru Sky! Pretty Cure" and "Mahou Tsukai Pretty Cure!" have also gathered together! When everyone's feelings come together, will a wonderful miracle unfold?!

Osamu and Jay are two cereal salesmen traveling for work when they encounter a barricade. Curious as to what is going on, they step out of their car and enter into a government secret. Two mysterious demon-like men have been terrorizing the military, who came to respond to a car crash involving a vehicle carrying government research material. Inside the car wreckage, Osamu finds a beautiful hermaphrodite with gold and crimson eyes trapped in a frozen chamber. Osamu shares a kiss with them through the glass before he is forced to flee the scene. Osamu and Jay interrogate Jay's father, a top researcher at a government laboratory, who reveals that what Osamu and Jay saw was top-secret, and they would likely be sitting in prison if it weren't for his influence. While Jay is ready to forget everything that happened, Osamu cannot let it go that easily. After stealing a security badge, Osamu finds where the person he kissed is being kept, and learns that their name is Kimera. Osamu wants to run away with the beautiful Kimera, though he does not know why Kimera is being held captive or what a relationship with them means for the future of humanity.