*He was a high school student and an underachiever, Struggle for his college entrance exam... Suddenly,a synthesis system dropped into his body. By decomposing the items he can obtain any ability he want！ "Ding! You have decomposed a math book. One mathematical crystal obtained!" "Ding … decomposed an ant, obtained innate ability: Immense Strength! ' "Ding! decomposed a few cancer cells, obtained innate ability: Immortal Body!" From then on, he finds out this world isn't that simple, with the system's help he is begin to unlocking the truth of this world！

The extreme sports lover Peter Parker got into an accident when he went hiking in some isolated mountains. As he opened his eyelids with effort, what he saw was hundreds of training tools hanging on the walls while he himself was lying on the floor. What happened to him? He then realized he had crossed to a martial continent, and the original owner of this body was Jeff Parker, a useless brat born in the Ghost Blood City, a military trainee of the Parker family specializing in mystic arts, and the only son of the patriarch of the Parker family. His father loved him so much that he sacrificed his life to gain an opportunity for him to enter Fierce Lions Military Academy. But he was looked down upon by all the other students and cheated by his own uncle and relatives. Nobody knows that current Peter has a mysterious system that helps him upgrade from time to time. Taking a step, the Basic Fist technique gained. Experience points achieved: 10x100 Throwing a punch, 10 x 100 experience points earned! His technique upgraded to Blue Rank. Taking a pill, his cultivation level rocketed even faster than the rocket! Sword technique is hard to learn? Being an alchemist is hard to realize? For him, all of this is nothing. He could do all of them on his will and at any time!

As an ordinary high school student, Lin Yih finds himself thrust into a parallel world. In this strange and perilous world, humans are not the rulers but are confined to the safety of the city walls, while powerful Strange Beasts roam the outskirts, posing a constant threat. In this transformed reality, the education system has shifted its focus to cultivate future beast pet masters, individuals with the unique ability to train and control beasts to protect humanity from the monster invasion. Lin Yih, still a miserable high school student, discovers his untapped potential in this new world. Equipped with a mysterious auxiliary system, Lin Yih embarks on a journey of Top mastery beast master. Along the way, he unravels the secrets of this parallel world and faces epic battles against formidable Strange Beasts. With each challenge he overcomes, his hidden potential is unleashed, propelling him closer to becoming a true Beast Pet Master. Join Lin Yih as he navigates the treacherous suburbs, forms alliances with powerful beasts, and trains to become a guardian of humanity. Will he uncover the truth behind his sudden travel to this parallel world? Can he harness his hidden potential and protect his loved ones from the invading monsters?