She wants to “end” happily ever after...

Saku Koshimizu, the protagonist of this story, is a victim of power harassment and has no courage to commit suicide.

On the day he skipped work, he met a girl who calls herself Nagisa, and they went out on a one-day date.

However, Nagisa is actually an alias, and her real name is Nozomi Katsuragi.

Moreover, she jokingly confesses that she killed her parents.

In the flow of a date with many mysteries, and Saku spends the night with Nozomi.

“I was happy to be able to say I had fun at the end. I was happy to say I had a good time at the end. Goodbye" Nozomi said, then threw herself down and died.

However, the next thing he knew, Saku was standing at the same time and place where he and Nozomi were on their date.
[From DLSite]