2018年9月，宣布了一项新的动画制作决定，故事延续了OVA 2015年版的《大纪元》，名为《西部狼》，该剧于2019年1月3日开始在AT-X上每月播出。BD/DVD于2019年2月27日发布。
Sue, Cheryl, and Lexi are best friends. They do special things on their birthdays every year because they were all born on the same day. It's their 18th birthday now, and they're starting to lose their virginity.
