Genius Grandson of the Loan Shark King

Sachaewangui Cheonjaesonja

Genius Grandson of the Loan Shark King

Genius Grandson of the Loan Shark King

Sachaewangui Cheonjaesonja

사채왕의 천재손자 • Nieto genio del rey de los prestamistas • หลานอัจฉริยะของราชาเงินกู้ • 金融大佬的天才孙子
Origination: Manhwa
Demographic: Seinen
Published: 2024
Status: 📖 Ongoing
Translation: 📖 Ongoing
Ranked: #625
Followed by 25,477 users
(501 ratings)

Muhyeok Kim, grandson of the legendary "Loan Shark King," has done all of the family's dirty work for 30 years, only to be betrayed and killed by his uncle's orders. Mysteriously, he wakes up in 1990, in his first year of high school, just in time to save his grandmother on his father's side from a heart attack. Now in need of money to pay for her hospital bills, Muhyeok goes to his mother's family to ingratiate himself with the Loan Shark King, but this time, he plans to take his money and get revenge.

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More Info

Authors: Kim Gwi Rang, zephygaru (제피가루)
Artists: Kim Gwi Rang, Leesam
Genres: Drama
Theme: Time Travel
Format: Long Strip, Adaptation, Web Comic, Full Color
Publishers: Naver, Creek & River Entertainment

Tags

  • Male Protagonist
  • Regressed Male Lead
  • Grandson/s
  • 1990s
  • Betrayal
  • Loan
  • Loan Shark
  • Orphan Protagonist
  • Regression
  • Underworld
  • Corrupt Organization
  • Politics
  • Business
  • Money
  • Money Laundering
  • Chaebol
  • Cunning Protagonist
  • Business Management
  • Grandfather/s
  • Family Feud
  • Business Competition
  • Rich Character/s
  • Dead Parent/s
  • Genius Male Lead
  • Genius Protagonist
  • South Korea
  • Time Skip
  • Hard-Working Protagonist
  • Grandmother/s
  • Murder/s
  • Studious Male Lead
  • Hard-Working Male Lead
  • Full Color
  • Secret Organization/s
  • Ruthless Male Lead
  • Abusive Character/s
  • Ruthless Protagonist
  • Corruption
  • Abusive Authority Figure
  • 20th Century
  • Webtoon
  • Female Lead Falls in Love First
  • Gun/s
  • Strong Female Lead

Referrers

Raws

English

Webtoons

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Reviews

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Most Helpful Reviews

TheMEGALODON55681 avatar

TheMEGALODON55681

1 reviews439 follows

Posted 7:45 PM · May 6, 2026

Recommended
10/10
Reviewed through Ch. 102 · 83%

Untitled review

It's way too good. I maybe glazing for it but the story line nad progession from start to till now is an absolute banger, I will say it's a must read. I hope you and me are one the same page for this

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Tmcog avatar

Tmcog

65 reviews727 follows

Posted 3:41 PM · Sep 24, 2026

Recommended
8/10
Reviewed through Ch. 123 · 100%

Good but the other top business manhwa are better

TLDR: The story and art are ok, it's on the lower side compared to all the other manhwa that are recommended next to it, mc dies and reincarnates with the goal of taking over the Cheon family then moves to bigger goals, its mostly a revenge story. The manhwa stars a bit meh, compared to some of the other stories his prologue is cut a bit short, we are left in suspense about who gave the order when we really don't need to be. The art isn't especially good, also the scenes aren't as intense compared to some other ma...

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Grad avatar

Grad

1 reviews208 follows

Posted 5:41 PM · Sep 22, 2026

Recommended
9/10
Reviewed through Ch. 123 · 100%

Untitled review

It’s really great, the art style isn’t for everyone, me included but the story still catches me.

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ljw390i09jslkjd avatar

ljw390i09jslkjd

21 reviews514 follows

Posted 6:13 PM · May 21, 2026

Community Review
Reviewed through Ch. 2 · 2%

Short-read-review

Story lost me when instead of dragging his grandma right after meeting to hospital, 30+ years old(spiritually) man starts eating food to wait till his grandma suffers heartattack

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