Soushirou Stories

Isekaied into a world of giant monsters, [First Name] [Last Name], the Crystal Pillar, is stuck fighting alongside Narumi-loud, chaotic, and obsessed with games-and Hoshina, whose deadly skills make her question her life choices. Surviving Kaiju is hard... but surviving these two? Even harder.

One could say that you were hiding a pretty scandalous secret from your older brother, Hoshina Soushirou. (You are dating the infamous Captain of the First Division, Narumi Gen. In secret. As expected, things don't quite go as smoothly as you'd planned.)