Detective James Potter FanFiction

To Live Amongst the Stars

To Live Amongst the Stars

G
Updated
13.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black, Sirius Black/Remus Lupin, Remus Lupin, Sirius Black, James Potter, Peter Pettigrew, Lily Evans Potter, Minerva McGonagall, Poppy Pomfrey, Hope Lupin
Tags
Smut Fluff and Angst Cuddling & Snuggling Happy Ending Love Letters POV Multiple Albus Dumbledore Bashing Coming Out Remus Lupin Needs a Hug Sirius Black Needs a Hug Naked Cuddling Full Moon
Cracks are appearing all over the Wizarding world. Muggles are dying, death eaters are running wild.Peter Pettigrew is being thick.Remus Lupin is a bit preoccupied.Sirius Black has a bottle of glue.And James Potter is playing detective.—When your bes...
Money Heist

Money Heist

F/F
F/M
M/M
G
Updated
13.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black/James Potter, Regulus Black, Sirius Black/Remus Lupin, Remus Lupin, Sirius Black, James Potter, Marlene McKinnon, Dorcas Meadowes, Narcissa Black Malfoy, Marlene McKinnon/Dorcas Meadowes, Frank Longbottom, Regulus Black & Sirius Black,
Tags
Swearing Found Family Inspired by La casa de papel | Money Heist (TV) Heist Regulus Black & Sirius Black Have a Good Relationship Sirius Black is a Little Shit Regulus Black & Barty Crouch Jr. Friendship Detective James Potter Black Family Madness (Harry Potter) Alternate Universe - La casa de papel | Money Heist (TV) Fusion Regulus Black is a mastermind Criminal Regulus Black
On the run after a heist gone wrong, Sirius Black’s past catches up with him when his long-lost brother, Regulus, reappears with a dangerous proposal: a money heist that could change everything.
At His Mercy

At His Mercy

F/F
F/M
M/M
G
Updated
15.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black/James Potter, Regulus Black, Sirius Black/Remus Lupin, Remus Lupin, Sirius Black, James Potter, Lily Evans Potter, Mary Macdonald (Harry Potter), Marlene McKinnon, Dorcas Meadowes, Marlene McKinnon/Dorcas Meadowes, Frank Longbottom,
Tags
Smut Angst Slow Burn Sexual Tension Marauders Era (Harry Potter) Morally Grey Regulus Black Marauders AU Morally Grey James Potter Detective James Potter and i love rosekiller Assassin Regulus Black detective/assassin
“What is it that you want from me?”“There is a lot I want from you, and I know that I can get it.”“Why haven’t you killed me yet?”“Why haven’t you caught me yet?”“Because I’m obsessed with you.”“Is this a love confession, Detective Potter?”“No, It’s...
Oh don’t tell me you have one of those stupid saviour complexes

Oh don’t tell me you have one of those stupid saviour complexes

M/M
G
Updated
18.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black/James Potter, Regulus Black, James Potter
Tags
Angst Internal Conflict Obsession Pining Romance Sexual Tension Attraction Detective James Potter killer and detective au serial killer regulus
Detective James Potter has been tracking a serial killer, nicknamed Red Star, for months. When he finally meets him it doesn’t go as planned.
they never did see me

they never did see me

M/M
G
Updated
18.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black/James Potter, Sirius Black/Remus Lupin, Marlene McKinnon/Dorcas Meadowes
Tags
Gay Regulus Black Remus Lupin Needs a Hug Bisexual James Potter Detective James Potter jegulus centric serial killer regulus black Alternative Universe- Police neither of them are role models both oh are they fun to write major stalker issues minor morality issues loosely based off hannibal
Detective James Potter is in a bit of a rut. Under the stress of his job as a police detective, the only real thrill he gets is when he's knee-deep in action. Lately, he hasn't quite been able to get it.Enter a new serial killer who only signs his cr...