We all know about the word ‘Essence’. Heard a lot about it, making use of it. Commonly known as an extract of herbs and food. Regardless, what if this essence is a part of a natural element. Like Fire, water, earth, and wind; imagine a rare element called Essence….. Eden, called in full name Eden Locker discovers on his thirteenth birthday that he is mixed blood, Magus. Unlike some humans around him who are half or sometimes pure. This growing Magus can easily change the circulation of his blood from complete human to pure Magus. It is a story of an orphan boy who is adapter by a family that also carries a different bloodline. At first, life remains normal for him but, then one day everything changes when Eden gets an invitation from the school named Bridge to Golden Gate. A school where the combination of fantasy and reality features a different world. Along with a new journey in life, Eden also encounters a different system. Quest after quest, Eden began to attach along with the system when suddenly the Main Quest opens itself and ask him to complete a quest that is forbidden in the school. What will Eden do to complete it? Will there be further quests such as this? How will Eden Locker adjust his life path along with the new system and the fantasy school?