Isekai de Te ni Ireta Seisan Skill wa Saikyou datta You desu ~Souzou & Kiyou no W Chiuto de Musou Suru~ - Vol. 4 Ch. 18 - I Tried to Make a Carriage

[MangaDex]

 

[Iktome]

wait. wasn't the underground city supposed to be close to Oonen? close enough that the could safely evacuate to it in an emergency. the map places it more than a day's travel away. in fact the city of Minord is closer than the underground city on the map shown. sigh baka mangaka!