Seventeen-year-old Chiyuki Matsuoka was born with heart problems, and her doctors say she won't live to see the next snow. Toya is an 18-year-old vampire who hates blood and refuses to make the traditional partnership with a human, whose life-giving blood would keep them both alive for a thousand years. Chiyuki makes the most of the time she has left, even though things aren't that exciting—until she comes across a reluctant vampire late one chilly night. Can Chiyuki teach Touya to feel a passion for life, even as her own is ending?

Seventeen-year-old Chiyuki Matsuoka was born with heart problems, and her doctors say she won't live to see the next snow. Toya is an 18-year-old vampire who hates blood and refuses to make the traditional partnership with a human, whose life-giving blood would keep them both alive for a thousand years. Now that her bond with Toya has healed her heart, Chiyuki wants to live her life to the fullest. What she doesn't know is that Toya has refused to make the full partnership with her. He doesn't want to doom her to a thousand years of life. Chiyuki swore to Toya that she would never leave him alone, but is that a promise she'll be able to keep?

Toya still can’t shake his blood aversion, even though Chiyuki would happily share hers with him, and the malnutrition is starting to take its toll. Chiyuki tries to supplement his diet with solid food, but that’s just barely enough to keep him alive. Can Chiyuki find a way to support her vampire when he refuses the help she knows he needs?

千雪から告白されたトウヤ。 だが、千年の未来に誰かをつれて行く自信が持てず 返事が出来ないままでいた。 そんな時、死んだはずの祖父の生存が判明。 トウヤの血の効果で延命された 千雪の命にも期限が近づく――。 千年を生きた吸血鬼により明らかになる 愛する2人の悲劇にトウヤは!? エターナル・ロマンス、ついに感動の完結!

Seventeen-year-old Chiyuki Matsuoka was born with heart problems, and her doctors say she won’t live to see the next snow. Toya is an 18-year-old vampire who hates blood and refuses to make the traditional partnership with a human, whose life-giving blood would keep them both alive for a thousand years. In order to save Chiyuki’s life, Toya finally bonds with Chiyuki. But what she doesn’t know is that Toya has refused to make the full partnership with her. He doesn’t want to doom her to a thousand years of life. Chiyuki swore to Toya that she would never leave him alone, but is that a promise she’ll be able to keep?

Seventeen-year-old Chiyuki Matsuoka was born with heart problems, and her doctors say she won’t live to see the next snow. Toya is an 18-year-old vampire who hates blood and refuses to make the traditional partnership with a human, whose life-giving blood would keep them both alive for a thousand years. Even though Toya has bonded with Chiyuki and is using his powers to keep her healthy, he's reluctant to make their connection complete. He can't imagine dooming someone he cares for to millennium of suffering. Can Chiyuki and their friends convince him to take a risk on love before it is too late?