Yukino Amagi has been married to her coworker for five years, and their relationship has remained stable. However, she suddenly realized they haven't had sex in three years, leaving her feeling lonely and emotionally starved. One day, while having lunch with a close mom friend, she overheard a conversation about affairs. The topic stirred intense physical desire within her, awakening her longing for sex. Unable to find the type of man she desired on infidelity sites, she ultimately decided to confront a professional in the field, leading her to make her adult video debut.