[The finale of the series where he keeps fucking his unresisting, expressionless ex-weapon girl!] Days of nonstop sex with the emotionless-yet-super-sensitive Nina are thrilling. Little by little, their hearts start to connect, and feelings of real affection begin to grow. What started as just a way to relieve his sex drive slowly turns into something closer to real, lovey-dovey sex. Along the way, he learns about her brutal past, and then comes a sudden goodbye... and years later, the two of them meet again... The latest live-action adaptation of Otona Teikoku's world, blending sci-fi with an ever-deepening story.