Opens their own clinic for making money (ML - DPC / FL - HCCC)
Both are skilled in their fields but sometimes thay face bad luck (DPC - Internal Medicine / HCCC- Dentist)
Rest the dramas are watchable from their own end points

Timeline Changes from 2018 to 1985
Thriller/Mystery
Serial Killer on the loose from the past to catch in the future
it will give you the vibes of what will happen next if the timeline changes

Timeline Changes from 1988 to 2017
Thriller/Mystery
Serial Killer on the loose from the past to catch in the future
it will give you the vibes of what will happen next if the timeline changes

Timeline Changes but communication through a Walkie Talkie
Thriller/Mystery
Serial Killer on the loose from the past
it will give you the vibes of what will happen next if the timeline changes

Timeline Changes but only 1 year back
Thriller/Mystery
Serial Killer on the loose
it will give you the vibes of what will happen next

Timeline Changes but only 1 month
Thriller/Mystery - check
it will give you the vibes of what will happen next if the timeline changes

Timeline Changes - check
Thriller/Mystery - check
it will give you the vibes of what will happen next if the timeline changes

Ghosts/Spirits
ML is a Police Officer in this drama who can see ghosts
Deaths
it's a watchable drama

the plot sounds a little similar at some point
Ghosts/Spirits
Two leads in this dramas
Different ways but same purpose
Deaths back to back to cover the truth
Both have Police but in Black the Grim Reaper played the Police role as well
But still it's a watchable Drama

the plot sounds a little similar at some point
Ghosts/Spirits
Three or more Main leads
Different ways but same purpose
Deaths
Similar Exceution (Only difference is in Grid Police / Priest (Doctor,Priest,Police) were there for their exorcisms)
But still it's a watchable Drama

- Gives the same vibes but the themes are different (TD - Revenge , SD - delivering the cargos )
- Action/Crime/Mystery/Thriller

- Similar drama contains different profilers
- Serial killer on the loose
- Action/thriller/Mystery/Suspense