There is a Reason for Undressed Love (素颜恋爱有理由 第 1 季)
TMDB
素颜恋爱有理由 第 1 季
all seasons:
1
season number: 1
number of episodes: 7
overview
A spin-off Internet-only miniseries to Why I Dress Up for Love. This special series focuses on the story of Akiba Ryo and Kayano Nanami, co-workers of Mashiba Kurumi at EL ARCO IRIS.