How Does The Novel Secret Connect To Demon Slayer'S Lore?

In an attempt to summon a strong familiar, Rubisviel Fyaril, Witch of The Dark Forest, created a spell to bring forth an otherworldly entity only to end up summoning a Demon Prince with no memories of his past. She managed to convince the demon to leave however they parted after he gave her an oddly familiar kiss. When she finally thought that her life was going back to its witchy normality, her visitor returned only to claim that he's going to reside with her due to a master-servant curse that bound them on his summoning. Ruby was forced to live with a very flirtatious demon who seemed to want to bed her so she tried finding a way to break their curse. But what if his presence only attracts trouble? And what if he's actually part of the past she wanted to forget? Watch out little witch you're not the only one brewing evil in her pot. A Demon Queen you've once vanquished is rising from her grave to get back to you and when she does you better sharpen your weapons and kiss your demon for the long nights about to come.

Zayla was abandoned when she was a baby during the war and was left with a human family to hide who she was, till years later, she would be set on a path of love, danger, and power beyond her imagination, but would she survive long enough? It's five in the morning ... my stupid alarm clock is going off, but I didn't want to wake from my amazing dream of this handsome man with his strong arms around me, looking deep into my Jade eyes. "Princess Zayla, we will finally be together soon, my love, and I will release myself from my curse, " his voice echoed painfully. I woke up jumping straight. What was that ?" I whispered to myself. "Find me PRINCESS Zayla IS ALL I KEEP HEARING." I am going crazy, SM, SM. I should get ready, but I could shake this weird feeling that my whole life will change...

Being the only child to the Queen of Castle Grey, lost within the confines of mount Trenon, Kilvic is made to learn a number of things best suited to the heir to the Elzcrid bloodline at the hands of tutors handpicked by his mother. However, his fifteenth birthday sends him beyond the reaches of his mother’s domain. She has tasked him with the duty of learning more. Understanding greater things than she can teach him, greater things with which to cope with the curse upon his bloodline as she had been taught by her father and mother. Finding himself in a new kingdom, in an academy designed for only the most elite of mages, Kilvic is tasked to survive the new things he will come to learn, while struggling with the chaos of human association, as he comes to understand that while he may know a great deal about the world from the castle archives, it is a different thing to experience them. The association between people isn’t as easily deciphered as the books made them seem. As he struggles with the task of becoming a mage and a student along with surviving new friendships, failure threatens him at every turn and people prove pettier than the books would have him believe. Yet, despite all these, somewhere hidden in the shadows of the kingdom, a creature stirs, taking from the academy the one thing it values most. Kilvic must survive the trials of the academy, keep his friends, best his first enemy, and ensure that what stirs must not cause more damage than the kingdom can bear, lest the supremacy of Castle Grey be called into question in realms beyond that which most know. And all in time to attend the Winter Hall Fest.

After being tricked by the Princess of her kingdom and her dear cousin, Esmeray is sacrificed to the Lore king as a sacrificial bride. The Lore king is furious to find out this betrayal and locks up Esmeray in his palace, forever. Determined to run, Esmeray finds out that the Lore king is hiding a dark secret and has soft nature, inside. She soon, unravels the secret surrounding the Lore king and her family, that bounds her eternally and curses her forever. But what will she do after finding it out, as her kingdom and the whole world is crumbling? Who'll she choose then? her kingdom, her family, the Lore king or herself?

It happened all of a sudden. Humanity received a trial from the gods. They were given blessings but fought for their lives. A goddess aims to hinder the gods for her own goals. But her power was not enough. An entity called the Void Contract appeared before her. It was a being shrouded in mystery, even among the gods. But in actuality, the Void Contract may be more human than one expected. He's quite a bit of a mischievous bastard himself.

Luna always knew she was nothing but ordinary. And when her father suddenly died, she thought she lost the chance to understand the mysteries shrouding her life. Until the night of her 13th birthday, when her desire for answers pushed her to venture into an unknown realm. But will Luna finally find the answers she's desperately seeking for?