Arrested for reckless space driving, super human Chiharu and cyborg Makina are sentenced to clean the Milky☆Subway—an old interplanetary train. Easy enough, right? Wrong. When the train suddenly takes off, they are thrown into a high-speed space-train spectacle packed with chaos, no plans, and zero strategy. Just pure momentum!

The legendary former hitman Tarou Sakamoto has thwarted numerous assassins after an enormous bounty on his head was issued. But he cannot seem to catch a break and simply take it easy with his beloved family. A mysterious and infamous figure known as Slur has brought a group of insane death row inmates to Japan, who hold back from nothing to eliminate their targets. Sakamoto is not the only target—the criminals have been assigned to kill various other people, including the new hires at Sakamoto's convenience store, Shin Asakura and Lu Shaotang. The situation escalates even further when the Order, a group of the most skilled Japanese assassins, becomes involved. As the inmates begin wreaking havoc, Sakamoto and his allies must remain vigilant for the sake of everything they hold dear.

Ryou Matsumoto is a screenplay writer that runs into a man and witnesses his murder. Unknown to him, he gets caught up in an illegal antique ring along with a girl he meets named Yuki. In order to survive, he ends up acting out the "action hero" role that he writes in his screenplays.

We all need a chance to change our lives! The story follows Miko Kurono, who began her dream career as a livestreamer under the name "Necronomico" after graduating middle school. Amidst spending her days with childhood friend Mayu Mayusaka and rival Kanna Kagurazaka, she's introduced to a new VR game project!? Upon encountering the game, the girls start pursuing the 'irreplacable now'.