Yuma Anno, a corporate slave who has given up on life, suddenly awakens to the legendary profession of "Playboy" in a world invaded by dungeons. His skills are truly outlandish. With skills such as "Bluffing," which distorts the perception of others, and "Playfulness," which brings out the hidden potential of items, and his free-spirited thinking, he conquers the dungeons. Yuma, who has rediscovered his joy, gives courage to the people he meets in the dungeons. "Playing expands people's potential." A heartwarming tale of unparalleled power for modern people burdened with worries begins here!