Anata wo Sukui ni Mirai kara Kita to Iu Heroine wa Sanninme desu kedo? (Associated Names)

“In half a month we will be lovers, but you will die shortly after that happens.” A sudden confession from Sasashino, who sits in the seat next to him, stirs Tomoe’s heart. But she also told him when he will die?! But that’s not all: this is the third time he has heard this line!