Mako arrived at a hot spring town in the countryside with her husband and son for a family trip. The delicious food and drinks made her husband drink too much and he went to bed early. Ignoring her husband, Mako and her son looked at each other, quietly pressed their lips together. Mako's crotch was surprisingly wet, and she reached orgasm many times during the incestuous relationship on the trip. However, this relationship was discovered by the inn's staff, and Mako was threatened and toyed with by the male employees. The men's sexual desire did not wane, and they continued to give Mako endless pleasure. Mako's body, and even her heart, was taken away by the actions of the men, who were different from her husband and son...