Rating
A Knowing Sister Average 3.2 / 5 out of 344
Rank
N/A, it has 3M views
Alternative
아는 여동생
Author(s)
Artist(s)
Genre(s)
Type
Manhwa
Release
Status
Completed
Comments
Comments
Comments
754 Users bookmarked This
Summary

So that girl finally grew up? My neighbor Jieun suddenly came to share my room and motivate me sexually.
I am Haeyoung, a student who is motivated because I will finally
be able to have sex with my girlfriend Senna, after a long relationship.