The Anime Lad
Leo defeated the Demon Queen's forces and returned to find humanity more frightened than grateful. With no place among the people he protected, he seeks employment from the enemy army he recently dismantled. The commanders are understandably skeptical. Their organization is also in terrible condition, giving Leo an opportunity to demonstrate that overwhelming combat power transfers surprisingly well to operations consulting.
Super Eyepatch Fox
After saving humanity, hero Leo becomes too powerful for anyone's comfort. Rejected by his own side, he approaches the defeated demon army for work. Their commanders distrust him, their resources are strained, and their departments barely function. Leo begins proving his value through training and practical repairs, turning a fantasy aftermath into an unlikely workplace problem.
Gigguku
Imagine finishing the heroic assignment and then discovering the real challenge is employee onboarding! Leo walks into the ruined demon organization with absurd power and the energy of a consultant who has seen the workflow. Watching legendary commanders struggle with staffing problems is genuinely hilarious, while the former-enemy setup gives every bit of cooperation a sharp little edge.
Father's Basement
The show explains management principles with all the subtlety of a mandatory training video. Fortunately, its premise keeps those lessons entertaining. Leo is applying for a job among people he personally defeated, and each commander has a practical reason to resent him. The friction between immense heroic capability and ordinary organizational repair carries the early comedy better than another victory lap would.