Probably not-so-underrated-kdramas but these are goood, i curated the list as K-dramas that actually give us instant tune in from the first episode. P.s: do not watch this if you're mentally draining (bcs some of these are HEAVY asl)
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Prime Video
Netflix
Korean's Mindhunter : showing in detail how the country’s very first profiler sat face-to-face with criminals and serial killers. It’s dark, smart, and surprisingly human yet DRAINING at the same time ⭐4.5/5
Through the Darkness
present-day profiler who discovers a walkie-talkie connecting him to a detective from the past, and together they reopen cold cases. Sooo well written and i had to give it ⭐5/5
Signal
when a CSI-style detective gets thrown back into the ’80s with nothing but gut-feeling cops and zero tech. It’s funny, trippy, and keeps you guessing whether he’s solving crimes, losing his mind, or both. Retro vibes + mystery = binge-worthy chaos ⭐4...
Life on Mars (2018)
a cynical veteran detective and a rookie investigator as they dig into complicated cases, exposing corruption and hidden truths along the way. It’s smart, suspenseful, and full of twists that keep you guessing ⭐3.5/5
Watch The Good Detective
a single mom who opens a bar in a small town and catches the eye of both a quirky cop and a dangerous stalker. It’s sweet, funny, and thrilling all at once, balancing romance with suspense perfectly ⭐4.5/5
When the Camellia Blooms
a detective in the ’80s who chases a serial killer and suddenly finds himself in the present day, teaming up with modern cops to solve cold cases. It’s thrilling, emotional, and full of twists that keep you on edge ⭐4.5/5
Tunnel
Literally korean Dexter but in slow-mo. It’s dark, twisted and the tension is real, the kills are calculated, and you’ll lowkey be obsessed ⭐3.5/5
A Killer Paradox
Prime Video
dark and twisty when a genius profiler with a broken past teamed up with a rookie detective who never forgets a face, and together they chase a brutal serial killer. It’s smart, gritty, and gives you that edge-of-your-seat, can’t-trust-anyone vibe. ⭐...
Watch Tell Me What You Saw
an EVIL is surely a way to describe - started with rookie cop dives into twisted cases, shocking twists, and moral chaos that’ll make you scream, gasp, and low-key obsess ⭐4/5
Mouse
a NIGHTMARE : this one makes you uncomfortable to the bone, so don’t watch it if you’re in a mentally draining phase. Creepy neighbors, twisted vibes, and constant tension will have you squirming and glued to the screen anyway ⭐5/5