FSDSS-855 A female employee, Nagano Suzu, who has a crush on a mischievous colleague and becomes a convenient sexual friend with him while working at the company's BSS (Business Support Team). (FSDSS-855)

Aoki graduated from university and found a job. While working with Mr. Nagano, who joined the company at the same time, he developed a subtle affection for him. However, Aoki was always late, even awkward at mealtimes, and found it difficult to invite him out. Gradually, their relationship grew closer, and one day, he made up his mind to confess his feelings… But in fact, another classmate, Kuroi, had already surpassed him…