|Volume Title||Rokujouma no Shinryakusha!? 27|
|Japanese Volume Title||六畳間の侵略者!?27|
|Light Novel||Rokujouma no Shinryakusha!?|
|Light Novel Label||HJ Bunko|
|Release Date||November 01, 2017|
Nana comes to Clan, Harumi, and Theia for maintenance, but it turns out each of the girls has something they want to improve on. After Alunaya sees a commercial involving hot spring eggs on TV, he wants to visit a hot spring to try some. He and Shizuka go together with Ruth and Kiriha on a weekend getaway. Sanae and Theia get competitive over a local eating contest, and if there’s food involved, Koutarou and Yurika are never far behind. And then Yurika has to study for an exam?!
Source: J-Novel Club