Approach a friendly family on the street and invite them to a special magic mirror studio where the father is present on the other side of the mirror. The son confesses his virginity to his mother and sister! A proposal for a '3-person family donburi mission' with a reward of 1 million yen if they can achieve continuous ejaculation first-time sex! Double first-time sex with the kindness of the mother and sister! After crossing the line, secretly film the family's subsequent actions with a hidden camera at home! There, shockingly, is footage of the mother cheating with a stranger, and the three have turned incestuous sex into a daily routine…
