When she merges her soul with that man, she will become the Goddess of War!

Itsukushima Hinata is a cool high school girl who lived a normal life, but one day, all of a sudden, her life became not so normal anymore. The strange man that suddenly appeared insulted her best friend and enraged her. He's a mysterious man who has a costume like that of someone who just woke up from ancient times. While Hinata is still confused, that man hugs her out of the blue! And then, she transforms...?!