Naruto Namikaze is a normal fifteen-year-old high school student. He has a distant relationship with his sister Naruko, who always treats him rudely. One Day in Spring, he encounters a foreign girl playing the piano on one of his travels to a junkyard and helps her in many ways as he discover that her name is Weiss Schnee.

With the help of the highly-motivated extra-species in the military, mankind holds their own against the brutal onslaught of the Covenant. In their haste to close the gap in space warfare, ONI stumbles upon Relay 314. Even as new enemies arise, the galaxy constantly thwarts Cortana's schemes to build the Master Chief the ultimate harem. Halo/Mass Effect/Monster Musume crossover.

When a being grown out of control threatens the very existence of the Sea of Souls, the Proprietor takes an extra step to stack the deck in his favor. Arisato Minato didn't know how to feel about the entire situation other than irritated.