Hijiri Akiyama and Koyori Hoshi have been childhood friends since before they could remember. During their junior high school years, they each suppressed their budding feelings of affection and have continued their close friendship, now working at the same game company.

One morning, surprisingly, Koyori wakes up to find Hijiri next to her, and both are nearly naked! In the midst of their confusion, they start to recall the previous night. Koyori remembers being dumped by her boyfriend, Sosuke Yoshida, after discovering he was two-timing her, and then drowning her sorrows with Hijiri. As Hijiri comforts Koyori, his long-hidden feelings for her, his "instinct switch", turns on, leading them to spend the night together. However, Koyori, realizing she has done something terrible, instinctively apologizes by bowing deeply.

Hijiri wants to take his relationship with Koyori to the next level, while Koyori is determined to maintain their childhood friendship. What will become of their love? The relationship between these childhood friends begins to change as they grow up. A heartwarming story of pure and devoted adult Love begins!

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FREQUENCY : Weekly
Target : Male / 20-49, Female / 20-49