Sorry about my English first.
This is some information about my OC-Evan Becker.

He is born in 1852. Abandoned. A young prostitute picked him, and handed over to the local assassin adoption. Due to premature birth and poor medical conditions, juvenile Evan physically weak, unable to learn of the assassination and combat skills. So Assassin Society of only arranged to give him some errands. These make Evan very low self-esteem.

In 1869, the Assassin Association arrangements Evan hide their identity into medical school.Evan feels the Assassin Association do not need him, very sad.Evan no longer return to the Association, and refused to reply to the contact letters.

In 1873, the assassins have launched an action against the Templars, and suffered heavy casualties.Evan returned to the Association to take care of the wounded.

In 1878, Evan in the East End of London to set up their own private clinics.Privately responsible for centralizing the local prostitutes intelligence, and providing medical help.

In August 1888, the local prostitutes gathered the Templars Code "Ripper" assassination plan fragment, but there are still many unknown information. Evan was invited to meet with the insiders Martha Tabram. But Martha was cut open and killed.Evan commence immediately investigated and found nothing. Another prostitute Mary Ann Nichols was killed in the same way. Police believe the murderer have some medical knowledge.Evan has been questioned.

In September of the same year, the prostitute Annie Chapman was killed. Mysterious Evan be more suspect. The police station received a letter signed "Jack the Ripper". Prostitute Elizabeth Stride told Evan, the Templars have insight into Evan identity, framed Evan, undermine the cooperation of a prostitute and assassin. And the murderer has not been able to arrest, probable hidden in the police. Elizabeth on her way to return home is cut-throat killing. Another prostitute Catherine Eddowes cut open and killed. Witnesses saw Evan in the vicinity. Police immediately arrests Evan.

The next day, police received the letters of  "Jack"  once again, Evan was released, but still under surveillance. But Inspector General Thomas Arnold quietly told Evan before he left : "emaciated doctor never become assassins."

In October, the prostitute Mary Jane Kelly is cut open and killed. The murderer even eaten a part of her. Mary used to love Evan. Assassins have been waiting for an opportunity to assassinate Inspector General Arnold. But failed to succeed. Angry Evan self sneaked into the police station, injected all the poison into Arnold's body. However, when he left the police station, back in the gun. Although it managed to escape, but eventually died of the infection.