Detective Koishi wa Koi o Nai / Mori Basil

Product description ※Please note that product information is not in full comprehensive meaning because of the machine translation.

Japanese literature
Spoilers are strictly prohibited. An authentic mystery with a startling experience! Koishi, who is the representative of the Koishi Detective Office and a mystery otaku, dreams of the day when a case will be solved gorgeously like a great detective. However, in fact, 90% and 9% are requests for investigating cases of and infidelity, and there are no requests for cases of speculation. Koishi still does the research because he is "pathologically good" at investigating love and affection for a certain reason. I thought that there were only love and affection cases as usual, but the consultants Renjo and Koishi saw the unexpected truth, and an unexpected case was going on.