My starting summon is a small skeleton - Chapter 11 - 0 Daily

A catastrophic rift has torn the world apart, tearing open the fabric of reality and unleashing hordes of demons upon humanity. As the world is thrown into disarray, cities fall, governments crumble, and the once-thriving human race finds itself on the brink of extinction. What was once known as civilization is now a nightmare of chaos, destruction, and monsters. Amidst this apocalyptic nightmare, Selene, an ordinary woman, finds herself thrust into a brutal new reality.After a near-death encounter with a demon, she awakens a mysterious lust system within her—one that demands intimacy to grow stronger. This power grants her extraordinary abilities but comes with a dangerous cost: to survive and protect those she loves, Selene must navigate a world where every bond she forms feeds the system’s insatiable hunger.In a world ravaged by demons and destruction, Selene must learn to wield this power before it consumes her completely.

A 20 year old young chef, Kai, loved Supernatural things. He loved to read and know about myths and stories and longed for them.

One day, after closing a restaurant, a voice called out inside his head.

[Help me!]

What he didn’t know was his life would change when he met a girl, a Phoenix, who asked for his help. From her, he found out about his special constitution of being able to make a contract with Mythical Beasts.

With the power of Mythical Beasts in his hand, he would shake the hidden Supernatural World.

Accompany his journey, from being a simple cook to the Mythical Slayer accompanied by a few Mythical Beasts (Girls)!