Product description ※Please note that product information is not in full comprehensive meaning because of the machine translation.
A town somewhere in modern Japan.
The main character, "Strawberry," who has been drugged and stuffed in a duralumin case, is carried to a certain place.
He woke up in 『 Kissa Tsukikage 』, a coffee shop where people who were engaged in so-called "secret industry" who could not be entered by ordinary people gathered.
"This request is not to kill, but to guard you. That's why I have been carried here. Once we have received a request, we will surely protect you."
A story that solves the riddled mystery and follows the sealed truth while engaging with various people in the secret society : "Assassin", "Courier", "Arms merchant", and "Assassin".