Main page: Dead Rising. Indoorsman (20 ) How to unlock: Spend at least 24 hours indoors. Tips[edit | edit source] This achievement will be earned simply by going for "7 Day Survivor". See "7 Day Survivor" for more information. Retrieved from "https://achievements.fandom.com/wiki/DR:_Indoorsman?oldid=11740" Categories: Xbox 360 Achievements Dead Rising Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.