A young demon slayer, Tokito Muichiro had fallen in love with a demon. He is well aware that a human can not be in love with a demon. A human in love with its enemy is simply just foolish, pathetic and wrong. Humans and demons can never be in love with one another. It's forbidden love.

In a world plagued by demons, Nezuko's life takes a surprising turn as she unexpectedly crosses paths with Muichiro Tokito, the enigmatic Mist Hashira. Having only met him briefly before and after the battle with Upper Moon 4, she finds herself intrigued by his presence in her life. However, as her journey unfolds, Nezuko begins experiencing vivid dreams with Muichiro at the center, leaving her perplexed and longing for answers. It's a mystery that will challenge the very essence of their connection. But destiny has more in store. As Nezuko regains her humanity and memories, she realizes that her interactions with Muichiro have left an indelible mark on her heart. Muichiro, too, survives the brutal battle against Upper Moon 1, but his body is scarred, and his spirit shattered. Unbeknownst to Muichiro, Nezuko's unwavering support for him during his comatose state in the infirmary binds their fates. Her determination to stand by him through thick and thin creates a unique bond that will forever alter the course of their lives. As their time together deepens, their connection transcends friendship, turning into a complex mix of love, desire, and protection. A single night of shared dreams unveils their deepest desires, and the revelation sets them on a path of undeniable passion. Years pass, and their bond only grows stronger. Muichiro, now healed in body and spirit, takes a bold step and proposes to Nezuko. Their love blossoms even further when they welcome a set of twins into their lives, cementing their family bond. As parents, partners, and protectors, Nezuko and Muichiro face the challenges of life together, forging a love that will withstand the tests of time.