The male protagonist, a top music student who is obsessed with Sherlock Holmes, graduated and joined the police force with his childhood sweetheart. During a murder case, they sneaked to the crime scene to investigate, but was ambushed and stabbed by the culprit. Surprisingly, both of them travelled back to ancient times. The male protagonist was reborn as Steve Lee, the assistant of Justin Holmes, a renowned detective, thus starting a story of solving cases while searching for his beloved.
