Hanakizawa Haruzawa, a very normal high school student, gets reincarnated into a new world because of an accident. A goddess tells him, "I want you to save the world that is dominate by magical beings". She then gives him a power called [The Double Sky Leader]. And this ability grants him the ability to manipulate boobs as much as he wants! How will the story of Haruzawa–who lives in a world with princesses, female knights, female executives, cat eared girls, and other mesmerizing women–unfold!?

The romantic comedy depicts a hapless protagonist and his beautiful love interest - The plot starts when the girl he likes fell into a lake and then appears the "Lady Of The Lake", who asks, "Did you lose your golden girlfriend or your silver girlfriend?" This leads the original to be split into two girls: the "Golden Girlfriend" is the graceful and ladylike type, while the "Silver Girlfriend" is the mischievous, foulmouthed, and straightforward type.

Fujiwara Naeka is a typical 17 year-old high school student. Or so we thought. She's really one of 2 surviving heirs of a tycoon who has the right to inherit his mass fortune when she turns 18 in half a year. Fubuki, a young and beautiful maid, and Kogarashi, a big burly maid guy with a mask, have been assigned to keep Naeka and her brother Kousuke safe from those who would plot their demise, and to steal the fortune she would inherit.

Shinta, a normal highschooler on his way to school, gets (yet again) into an accident, but instead of dying, he is saved by a girl wearing nothing but black. She says that she is a shinigami and has come to become his wife, as promised. By the author of Kamen no maid guy, a perverted comedy with a shameless main character!