He has been hiding behind a mask for ten years now, protecting them by staying away; until a unavoidable case came up, pulling him back into Tokyo. The darkness of his past is a constant shadow, waiting to take its chance. But the question is: has she been waiting for him too?

An AU set in Tokugawa period where Shinichi is the Chief Advisor to the Daimyō of Edo and Ran is an assassin sent to kill him!

Confessing to a long time crush is never easy, especially when all of the female population in their school, desired him too. But something about Kudou Shinichi is worth all the effort and hassle even though it looked like he had already someone he really likes. Still, you have to push through it, right? Valentine AU! ShinRan all the way!