Aiyoku: Love Desire

Original title: 悶絶 ほとばしる愛欲

Ah, my body's on fire! Roku, a company employee, learns that his ex-girlfriend, Nanako, has broken up with her lover and heads to her parents' house, only to be told that she has died. Roku meets Nanako's childhood friend, Emi, spends the night with her, and returns to Tokyo...