Arc 43William's Stage Against Ruben
William's amusement park experiment ended with his imprisonment, but he secured a contract to kill the manager and secretly organized a stage to kill Ruben Victoriano instead. The Plague Lords approved his plan, and the manager joined construction while Yi Chen trained against former calamities.
- Yi Chen, Lainey, and the zombie entered William's Amusement Park, where William's experiments unleashed the Zombie Virus.
- The First Calamity subdued the zombie and imprisoned William, who secured a Soul Contract to kill the manager during the Great Annihilation.
- Ruben Victoriano examined Yi Chen's altered memories, cleared him of involvement in William's scheme, and challenged him to defeat the Second Calamity.
- Duke Garryson presented William's plan to lure and kill the First Calamity, and the Plague Lords approved it and committed resources to building the stage.
- William escaped confinement through his Clown Virus safety mechanism and secretly recruited the manager to help construct a stage capable of restraining Ruben.
- Yi Chen trained against the hotel's former calamity prisoners while William concealed her identity as the substitute manager.
- Deslin brought the manager to Duke Garryson, and the manager agreed to help construct the stage.
- The Manager helped expose an intruding malicious entity and accelerated construction with spatial abilities and The Fox Gentleman's Hotel.