Newlywed life has just begun. Mai, who dreams of a happy family, has always been worried about her stepfather, who has no sense of delicacy. Mai's fears come true when her father-in-law suddenly arrives. Her father-in-law, who behaves as he pleases as if it were his own home, sexually harasses Mai as well. Since she is now her husband's immediate family, she is unable to strongly resist and just keeps putting up with it... Such a healthy attitude only fuels her father-in-law's desire even more...