
Logan goes back in time to 1888 in London to keep the faux Jack the Ripper from changing the future. He discovers that the faux Ripper's plan is not to repeat the original path, but to continue killing women, thus drastically changing the future.
Logan goes back in time to 1977 in New York to discover where a jewel theif hid the jewels. The detective who put the jewel thief away goes into his own past when he was 30 years younger. His younger self has not yet faced the jewel heist.