Manga18toon Logo

Read your favorite Manga, Manhwa, Manhua, and Webtoons online for free. Updated daily with high-quality chapter scans and ad-light reading experience.

Discover

  • Browse All
  • Latest Updates
  • Popular Manga
  • Top Charts
  • All Genres
  • All Manga A-Z

Explore

  • Manga
  • Manhwa
  • Manhua
  • Webtoons
  • Recommendations

My Account

  • My Library
  • Bookmarks
  • Reading History
  • My Profile

Information

  • About Us
  • Contact Us
  • DMCA
  • Privacy Policy
  • Terms of Service
  • Credits

© Manga18toon 2026. manga18toon.cc does not store any files on our server, we only linked to the media which is hosted on 3rd party services.

Manga18toon Logo
Home
Browse
AllMangaManhwaManhua
Genre
ActionAdultAdventureComedyDramaFantasyHaremHorrorMatureMysteryRomanceSci-FiSlice of LifeSportsSupernaturalOthers
Menu
Home
Browse Types
All TypesMangaManhwaManhua
Appearance
18+18+ Content
Backdrop
I Know Your Secret
18+ Adult
Adult Content
8.0
Rating
6
Chapters
—
Bookmarks
Status
ongoing
Type
Manhwa
Release
2026
AuthorMoonTechnology Inc., TOYPOODLEBEAN
ArtistMoonTechnology Inc., N1
AdultDramaRomance

I Know Your Secret

I Know Your Secret (N1) • I Found Out My Department Head's Secret • I Found Out the Manager's Secret • 부장님의 비밀을 알아버렸습니다

I Know Your Secret Jessica discovers her crush’s secret and finds the perfect way to use it to her advantage.

8.0
Rating
6
Chapters
—
Bookmarks
Statusongoing
TypeManhwa
Release2026
AuthorMoonTechnology Inc., TOYPOODLEBEAN
ArtistMoonTechnology Inc., N1
AdultDramaRomance
Log in to save bookmarks
Log in to save bookmarks
First ChapterRead Last Chapter
184.2KShares
56.4K
32.8K
9.2K
24.1K
50.3K
11.4K

6 Chapters

EnglishCh. 6
Nov 10, 2026
EnglishCh. 5
Nov 10, 2026
EnglishCh. 4
Oct 28, 2026
EnglishCh. 3
Oct 20, 2026
EnglishCh. 2
Oct 18, 2026
EnglishCh. 1
Oct 18, 2026

What did you think of this series?

Tap a reaction to share how you felt.

0 Comments

0/2000

You must be logged in to post a comment.

Login to comment
No comments yet. Be the first to share your thoughts!

Related

More
Learning to Obey
18+ Adult
Adult Content
Manhwa
0
Ch. 71d ago

Learning to Obey

Right Under His Roof
18+ Adult
Adult Content
Manhwa
0
Ch. 651d ago

Right Under His Roof

Our Strange Surrogate
18+ Adult
Adult Content
Manhwa
0
Ch. 101d ago

Our Strange Surrogate

Lady Snack Bar
18+ Adult
Adult Content
Manhwa
0
Ch. 301d ago

Lady Snack Bar

Matrimoney Game
18+ Adult
Adult Content
Manhwa
0
Ch. 1211d ago

Matrimoney Game

Single Room
18+ Adult
Adult Content
Manhwa
0
Ch. 581d ago

Single Room

Under My Spell
18+ Adult
Adult Content
Manhwa
0
Ch. 81d ago

Under My Spell

In Her Place
18+ Adult
Adult Content
Manhwa
0
Ch. 1371d ago

In Her Place

Study Buddies
18+ Adult
Adult Content
Manhwa
0
Ch. 1191d ago

Study Buddies

Intimate Tutoring
18+ Adult
Adult Content
Manhwa
0
Ch. 371d ago

Intimate Tutoring

Dangerous Lust at Home
18+ Adult
Adult Content
Manhwa
0
Ch. 111d ago

Dangerous Lust at Home

The Cherry Pie Recipe
18+ Adult
Adult Content
Manhwa
0
Ch. 91d ago

The Cherry Pie Recipe

Sunny Snow Flurries
18+ Adult
Adult Content
Manhwa
0
Ch. 481d ago

Sunny Snow Flurries

Yu Irin in the Toilet
18+ Adult
Adult Content
Manhwa
0
Ch. 91d ago

Yu Irin in the Toilet

Nighttime Stories
18+ Adult
Adult Content
Manhwa
0
Ch. 121d ago

Nighttime Stories

Slave Diaries
18+ Adult
Adult Content
Manhwa
0
Ch. 401d ago

Slave Diaries

Read I Know Your Secret Manga Online Free - Series Overview

I Know Your Secret is a Manhwa series created by MoonTechnology Inc., TOYPOODLEBEAN. I Know Your Secret Jessica discovers her crush’s secret and finds the perfect way to use it to her advantage.

Series Highlights

Status: ongoing
Total Chapters: 6 Chapters
Genres: Adult, Drama, Romance
Rating: 8.0/10