Jack Cooper was abandoned by his parents because of his appearance. Living on the streets, he begged for food and money, often facing bullying and ridicule. Despite the harsh treatment, Jack's spirit remained unbroken.

One day, he met a man named Paul, who asked him, "Do you want to become powerful and rich?" Paul offered to become Jack's mentor. Without hesitation, Jack agreed, driven by his desire to be respected and powerful.

Paul warned him, "My path is hard and harsh. Will you be able to handle it and train without hesitation?"

"Yes, Master," Jack replied.

Paul turned out to be a top skilled assassin. He trained Jack in the art of assassination, weapon mastery, and survival skills. The training was intense and often painful, but Jack never complained. He endured the hardships, knowing that each challenge made him stronger.

Years passed, and Jack's resilience grew. He became adept at assassination techniques and weaponry, his mind becoming stronger and calmer with each trial. Paul taught him the importance of controlling his emotions and staying focused in any situation.

Jack's skills and determination earned him a reputation as one of the top assassins in the world. He could take on any mission and succeed, his calm and clear mind guiding him through every challenge.

One day, Paul received a mission from a powerful person in the country but refused it, hurting the person's pride. In retaliation, the powerful individual hired numerous top assassins to eliminate Paul. Despite Paul's skills, he was outnumbered and ultimately killed.

When Jack heard about his master's death, he felt a deep sadness. However, he remained calm and decided to seek revenge to honor Paul's memory. He meticulously planned and executed his revenge, taking down those responsible for Paul's death.

When Jack heard about his master's death, he felt a deep sadness. However, he remained calm and decided to seek revenge to honor Paul's memory. He meticulously planned and executed his revenge, taking down those responsible for Paul's death. During the battle, Jack was poisoned. Despite his victory, the poison took its toll, and he died shortly after.