Tachibana Hinata and Jinguuji Tsukasa, lifelong pals, led mundane lives as office workers. However, on their way home from a social gathering, a mysterious entity hurled them into a new dimension. Upon arrival, Jinguuji was baffled to find that his friend had transformed into a stunning blonde with blue eyes. Dumbfounded by Tachibana's enchanting beauty, Jinguuji struggled to compose himself. Despite this, the two remain fond companions and must work together to defeat the Demon Lord and revert to their former selves to preserve their cherished friendship.