Watashi, Ni-banme no Kanojo de Iikara

is a Japanese light novel series written by You Saijou, with illustrations by Re:Dake. The series began publication on September 10, 2021 by ASCII Media Works under their Dengeki Bunko publishing imprint.

Synopsis
We are dating "seconds" with each other - where is the dangerous love triangle going?

I and Hayasaka-san are dating each other, while there are people who like each other the most. If you fall in love with your favorite, promise to withdraw. However, love becomes more and more dangerous. There is nothing to worry about in the future.