This is a story about a girl named Sylvia Elvis who met the conditions required to have access to an unknown world, Angelicus, also known as the World of Systems, which not many humans know about, and travel through different places with the help of Lucia, her system, completing missions, making new friends and learning new skills which not only can she use in Angelicus but also in her own world with the help of teleportation. Her past is a mystery which when solved, leads her to see her own world in a different view. As she unravels the biggest secrets of her world, she faces many dangers along with Lucia and her friends who sets out on a path of thorns to become stronger and more powerful to prevent their worlds to be destroyed.