Yu, happily married to a colleague for five years, enjoys a comfy life with his high income. But her father-in-law changed everything. Once a company president, he went bankrupt and moved in with them. Arrogant, Yu can’t stand him. Wanting a child, her husband tries nightly but sucks at sex, leaving Yu unfulfilled. Her father-in-law, spying her expression, knows she’s unsatisfied. Seizing a moment when she gets water, he attacks, fucking her and ‘planting his seed.’ Though saying no, her body responds to his thrusts. After several fucks, Yu admits her desire, seeking him to fuck her. A month later, she’s pregnant. Her husband’s thrilled, thinking his efforts paid off. But Yu knows the timing aligns with her father-in-law’s fucks, not her husband’s fruitless nightly tries. The baby’s likely not his...