Skip to content

Home Browse Characters Scenes Library

Search series, genres, tags, characters, authors and artists

Go to

Browse all Characters Scenes Surprise me

↑↓ move↵ openesc close

Loading series

PornhwaDB

A free pornhwa reader for NSFW manhwa and Korean adult webtoons in English, linked to PornhwaDB.

Read

Latest updates Release calendar Browse Genres Characters Scenes Random series

PornhwaDB

pornhwadb.com ↗Rankings ↗Chapter search ↗

Copyright / DMCA Terms Privacy Discord

18+ only · Part of PornhwaDB ↗

Home BrowseLibrary

PornhwaDB

18+

Adults only

This site shows sexually explicit comics. You must be 18 or older to enter.

By entering you confirm you are of legal age to view adult content where you live.

Read A Knowing Sister Manhwa Online | PornhwaDB Reader

A Knowing Sister cover

A Knowing Sister

Story Sinyeo Do · Art Ye-Gam

아는 여동생 / 鄰居妹妹轉大人

Completed
40 chapters
Updated Oct 31, 2021
Aug 2020 – May 2021
2.4 out of 5,7 ratings

Chapters: 40 chapters
Updated: Oct 31, 2021
Status: Completed
Published: Aug 2020 – May 2021
Also known as: 아는 여동생; 鄰居妹妹轉大人

Love Triangle
Netorare
Office
Romance

So that girl finally grew up? My neighbor Ji-Eun suddenly came to share my room and motivate me sexually. I am Hae-Yeong, a student who is motivated because I will finally be able to have sex with my girlfriend Sena, after a long relationship, but... (Source: TOPTOON, translated)

Characters

Hae-Yeong
Assistant Manager
Sena
Jang-min
Ji-Eun
Ga-Ram
Manager

Chapters

Scenes28 of 40 have scenes

Chapter 1
Chapter 3
Chapter 4
Chapter 5
Chapter 6
Chapter 7
Chapter 9
Chapter 10
Chapter 11
Chapter 12
Chapter 14
Chapter 15
Chapter 17
Chapter 20
Chapter 21
Chapter 22

Reviews

Loading reviews…

More by Ye-Gam and Sinyeo Do

3.9 out of 5
Love Gacha!
30 chapters

Similar series

Most genres in common

3.8 out of 5
Sold Out Girl
45 chapters
Ex-Girlfriend
50 chapters
4.0 out of 5
Only With Consent
164 chapters
4.3 out of 5

140

All
Dream
No Penetration
Titjob

Chapter 40Oct 31, 2021
- Hae-Yeong
- Ji-Eun
Chapter 39Oct 31, 2021
Chapter 38Oct 31, 2021
- Hae-Yeong
- Sena
Chapter 37Oct 31, 2021
Chapter 36Oct 24, 2021
Chapter 35Oct 24, 2021
- Hae-Yeong
- Ji-Eun
Chapter 34Oct 24, 2021
Chapter 33Oct 24, 2021
Chapter 32Oct 24, 2021
- Assistant Manager
- Jang-min
Chapter 31Oct 24, 2021
Continues the scene from ch. 29
- Hae-Yeong
- Ji-Eun
Chapter 30Oct 24, 2021
Continues the scene from ch. 29
- Hae-Yeong
- Ji-Eun
Chapter 29Oct 24, 2021
Scene spans ch. 29–31
- Hae-Yeong
- Ji-Eun
Chapter 28Oct 24, 2021
Chapter 27Oct 24, 2021
Continues the scene from ch. 24
- Hae-Yeong
- Sena
Chapter 26Oct 24, 2021
Continues the scene from ch. 24
- Hae-Yeong
- Sena
Chapter 25Oct 24, 2021
Continues the scene from ch. 24
- Hae-Yeong
- Sena
Chapter 24Oct 24, 2021
Scene spans ch. 24–27
- Hae-Yeong
- Sena
Chapter 23Oct 24, 2021
Continues the scene from ch. 21
- Ga-Ram
- Hae-Yeong
Chapter 22Oct 24, 2021
Continues the scene from ch. 21
- Ga-Ram
- Hae-Yeong
Chapter 21Sep 26, 2021
Continues the scene from ch. 20
- Hae-Yeong
- Ji-Eun
Scene spans ch. 21–23
- Ga-Ram
- Hae-Yeong
Chapter 20Sep 16, 2021
Scene spans ch. 20–21
- Hae-Yeong
- Ji-Eun
Chapter 19Sep 16, 2021
Chapter 18Sep 16, 2021
Chapter 17Sep 16, 2021
Chapter 16Sep 16, 2021
Chapter 15Sep 16, 2021
Continues the scene from ch. 14
- Ga-Ram
- Hae-Yeong
Chapter 14Sep 16, 2021
Scene spans ch. 14–15
- Ga-Ram
- Hae-Yeong
Chapter 13Sep 16, 2021
Chapter 12Sep 16, 2021
- Sena
- Dream
- Assistant Manager
- Manager
- No Penetration
- Titjob
Chapter 11Sep 16, 2021
Continues the scene from ch. 10
- Hae-Yeong
- Sena
Chapter 10Sep 16, 2021
Scene spans ch. 10–11
- Hae-Yeong
- Sena
Chapter 9Sep 16, 2021
- Assistant Manager
Chapter 8Sep 16, 2021
Chapter 7Sep 16, 2021
- Hae-Yeong
- Dream
Chapter 6Sep 16, 2021
- Assistant Manager
- Jang-min
Chapter 5Sep 16, 2021
- Hae-Yeong
- Sena
Chapter 4Sep 16, 2021
Continues the scene from ch. 3
- Hae-Yeong
- Sena
- Assistant Manager
- Jang-min
Chapter 3Sep 16, 2021
Scene spans ch. 3–4
- Hae-Yeong
- Sena
Chapter 2Sep 16, 2021
Chapter 1Sep 16, 2021
- Assistant Manager
- Jang-min

133 chapters

Up & Down

78 chapters

★4.3 out of 5

Public Interest

50 chapters

★4.0 out of 5

Drug Candy

48 chapters

★3.7 out of 5

Nice Day For Camping

50 chapters

But I Love You

51 chapters

Roommates With Benefits

52 chapters

Single Again

37 chapters

One More Chance

25 chapters