(Kambe daisuke 25 years old, Katou Haru 30 years old) Katou Haru did not like the way Kambe used money to solve cases, so he repeatedly reminded and scolded him.Kambe doesn't care and he just always does it his way.Katou often pulling Kambe out of scuffles between him and criminals. Katou he is taller than Kambe.Katou always sees Kambe as his boyfriend and he cares and guides Kambe in the smallest things