Iba (射場) is a low-level yakuza who runs a loan shark business. One day, the building management company changed employees to Kyouno (京野), came to offer greetings, but spoke rudely as soon as he opened his mouth and caused Iba to be very unhappy. However, Kyouno then discovered that Iba had secretly increased the interest rate and was using intimidation tactics to demand repayment; he used this to threaten Iba into sleeping with him as payment for not saying anything. Iba thought that Kyouno only had an unusual interest in him, only to discover unexpectedly that not only is Kyouno the group’s eldest son, but he has been in love with Iba for many years?
Following repeated attacks and defense, Iba is insnared into Kyouno’s love trap, but tinking that the two of them are very different had and have no future, he wants to draw a clear dividing line…

(Adapted from Chinese via Tongli Publishing)