Fog London·being Hunted by the Most Powerful Ripper on the Planet

Travel through time and become the most useless detective in London, trying to catch Jack the Ripper at all costs. System: "Host, before you catch Jack the Ripper, you have to sacrifice my life." Me: "I have traveled through time! Generally, the male protagonists in time-traveling genres are very badass. What do I have?" System: "Sorry host, this is time travel. There are three time travellers, including you. One of them is Jack the Ripper. He traveled a month earlier than you. The other time traveler is ominous." This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.