Wilderness business law refers to the unethical business law of improperly purchasing worthless land.Victims appeared in endless numbers in the 1970s and 1980s. Nowadays, the number of secondary victims targeting people who want to settle negative legacies is increasing year by year, becoming a social problem.
Hikari (Rio Uchida) was very angry at this method of seizing on other people's weaknesses and deceiving them. However, she learned the name of “山神” from her senior who told about the experience of Harano Business Law——.
On the other side, what Iwago (Atsushi Ito) said about "finding money from his lover's account" lingers in Duo Liang's mind.