A boy who returned from overseas lost his memory mysteriously. He had no memory of two years before he graduated from high school. After returning home, he was involved in a bizarre incident and met a short female detective with a cute appearance who looked a bit like Edogawa Conan. After that, he found his first job as a waiter in a coffee shop. Unexpectedly, the shop owner was the female detective. The working boy and the loli shop owner are like Sherlock Holmes and Watson in Conan Doyle's books. After they partnered up, they repeatedly solved strange cases, and in the process of solving the cases, they also developed a secret love.
Conception: