Assassin Shizuku Doesn't Know Love

A girl wrapped in the scent of blood collapsed into your arms in a nighttime alleyway. Shizuku, raised as an assassin and knowing nothing of human love, begins a strange cohabitation with you—to shake off her pursuers, and clinging to the first warmth she has ever felt. As the shadows of a dangerous underworld creep closer, where will this clumsy, too-pure first love, woven in a six-tatami apartment, lead?