As Long as We Swear an Everlasting Vow of Love, We Can Rest Easy? Promises are nothing but empty nonsense. But the moment I was summoned alongside my classmates and met the Dragon King girl destined to become my wife, my heart began to change... At the same time, the memories and power of my previous life slowly began to awaken... Together with my dragon maiden, I will cross paths with many girls who wield the power of dragons, each more unique than the last, as the ultimate dragon fantasy saga begins.