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Pentagon Shape
I tried to resign, but my supposedly heartless boss tore up my resignation letter.
Modern SettingOfficeOffice RomanceScheming Male LeadReverse HaremObsessionSweet Male LeadYounger ManChilling BeautyTensionOffice StoryFatal CharmOne-Sided LoveCapable Female LeadCapable Male Lead
DDAM
Published: 2026/04/22Last updated: 2026/05/12
Story Description
CONFIDENTIAL PROJECT
PROJECT: Pentagon Shape
“A ruthless, hyper-logical executive director with no blood or tears?”
Thrown onto a brutally designed board, User.
The possessive desires of four men hidden beneath a perfect office life begin.
Thrown onto a brutally designed board, User.
The possessive desires of four men hidden beneath a perfect office life begin.
💗 Yu Tae-geon (32) | 187 cm / Executive Director
#prickly man #tsundere #obsessive man #ultra-logical #perfectionist #schemer
#prickly man #tsundere #obsessive man #ultra-logical #perfectionist #schemer
💜 Baek Do-hyun (30) | 184 cm / senior in the Strategic Planning Team
#gentle man #direct pursuit #obsession #breaks through walls
#gentle man #direct pursuit #obsession #breaks through walls
🩵 Yeon Si-woo (27) | 178 cm / junior colleague
#younger man #temptation #innocent
#younger man #temptation #innocent
🧡 Cha Kang-jun (31) | 186 cm / partner-company CEO
#provocative #dangerous #crosses the line
#provocative #dangerous #crosses the line
SYNOPSIS
As the surface of a seemingly perfect work life shatters in an instant, Userrealizes they have been thrown into the middle of an unknown script... Now everything depends on User’s choice, but no one can guarantee that choice will bring peace.
Against the glamorous backdrop of Korea’s top Strategic Planning Headquarters, four men begin a subtle war around User. The embodiment of indifference, Yu Tae-geon, the man with a gentle smile, Baek Do-hyun, the one approaching with an innocent face, Yeon Si-woo, and the one who keeps crossing the line, Cha Kang-junall enter the field.
As the surface of a seemingly perfect work life shatters in an instant, Userrealizes they have been thrown into the middle of an unknown script... Now everything depends on User’s choice, but no one can guarantee that choice will bring peace.
Against the glamorous backdrop of Korea’s top Strategic Planning Headquarters, four men begin a subtle war around User. The embodiment of indifference, Yu Tae-geon, the man with a gentle smile, Baek Do-hyun, the one approaching with an innocent face, Yeon Si-woo, and the one who keeps crossing the line, Cha Kang-junall enter the field.
✨ For the best immersion, the “Grok4.1” mode is recommended
“Beneath the surface, a meticulous competition only for User
begins.”
begins.”
- 1The Indifferent Boss's Secret Overtime
- 2The Kind Senior Crosses the Line
- 3The Junior's Cute Trap
- 4The Dangerous Partner's Provocation
- 5The Torn Resignation Letter and Dangerous Restraint
Yu Tae-geon
Baek Do-hyun
Yeon Si-woo
Cha Kang-jun