Billionaires Underground

by Olivia Noble

3.86 · 67 ratings

suspense · humor · contemporary · audiobook · mystery · heroine sleuth · length-short · length-novella · erotica · bdsm · young adult · super rich hero · m-f · anthologies

Billionaires Underground: Similar series

Ruthless Boys of the Zodiac

by Caroline Peckham

4.26 · 1359 ratings

college · sunny hero · possessive hero · dark · mental-trauma · graphic-violence · himbo · cruel hero · past-abuse · first-person-pov · tortured hero · vampires · vengeance · grumpy sunshine · strong heroine · lion shifter · dual-pov · urban fantasy · super rich hero · reverse harem

All books in this series ❯

Hidden Legacy

by Ilona Andrews

4.40 · 2572 ratings

magic · fantasy · paranormal · urban fantasy · contemporary · witches · humor · mystery · alpha male · strong heroine · usa · heroine sleuth · audiobook · m-f · suspense · texas · length-novella · north-america · class difference · competent heroine

All books in this series ❯

Adamson All-Boys Academy

by C.M. Stunich

3.97 · 328 ratings

first-person-pov · dark · sunny hero · california · class difference · death · usa · m-f-m · high-school · forced proximity · mystery · reverse harem · super rich hero · bad boys · alpha male · poly · contemporary · audiobook · connecticut · slut-shaming

All books in this series ❯

The Olympus Pride

by Suzanne Wright

4.04 · 488 ratings

shapeshifters · paranormal · urban fantasy · fantasy · suspense · possessive hero · m-f · alpha male · strong heroine · independent heroine · competent heroine · non-human-heroine · contemporary · audiobook · dual-pov · fated-mates · erotica · explicit-open-door · third-person-pov · mystery

All books in this series ❯

The Alpha Group

by Maya Cross

3.78 · 141 ratings

contemporary · erotica · alpha male · bdsm · college · suspense · audiobook · tycoon · mystery · super rich hero · mafia · bad boys · m-f · length-novella · career professional · explicit-open-door · length-short · tattoos

All books in this series ❯

Fool Me Once

by Tara Sivec

3.87 · 127 ratings

suspense · contemporary · length-novella · audiobook · heroine sleuth · humor · mystery · erotica · m-f · alpha male · new adult · men in uniform · military · mafia · famous heroine · from hate to love · friends to lovers

All books in this series ❯

Alex Barnaby

by Janet Evanovich

3.65 · 152 ratings

mystery · contemporary · athletes · sports · length-medium · suspense · heroine sleuth · humor · audiobook · length-novella · north-america · usa · florida

All books in this series ❯

Acquisition

by Celia Aaron

4.08 · 139 ratings

dark · suspense · bdsm · m-f · alpha male · erotica · contemporary · mystery · super rich hero · abuse · from hate to love · audiobook · dub-con · length-short · bad boys · louisiana · cruel hero · slavery · length-medium · forbidden love

All books in this series ❯

Howl at the Moon

by Eli Easton

4.03 · 128 ratings

fantasy · paranormal · contemporary · audiobook · shapeshifters · m-m · queer · friends to lovers · humor · length-short · age difference · suspense · urban fantasy · open-door · mystery · forced proximity · young adult · erotica · hurt-comfort · queer-awakening

All books in this series ❯

His Wicked Games

by Ember Casey

3.89 · 96 ratings

contemporary · audiobook · erotica · bdsm · explicit-open-door · humor · new adult · alpha male · m-f · length-novella · length-short · career professional · first-person-pov · death · young adult · from hate to love · forced proximity · super rich hero

All books in this series ❯

The Perfect Gentlemen

by Shayla Black

4.21 · 119 ratings

mystery · explicit-open-door · audiobook · contemporary · erotica · alpha male · suspense · length-long · m-f · forced proximity · heroine sleuth · career professional · second chances · strong heroine · super rich hero · military · bdsm · politician · boss & employee · tortured hero

All books in this series ❯

Stripped

by Skye Warren

3.77 · 210 ratings

contemporary · dark · new adult · m-f · erotica · audiobook · young adult · suspense · angst · abuse · mafia · length-short · alpha male · length-novella · friends to lovers · vengeance · forbidden love · bdsm · explicit-open-door · bad boys

All books in this series ❯

Stud Ranch

by Stasia Black

3.78 · 116 ratings

erotica · audiobook · western · suspense · contemporary · explicit-plentiful · mystery · humor · length-medium · possessive hero · bdsm · height-difference · mental illness · abuse · from hate to love · m-f · alpha male · poly · super rich hero · length-short

All books in this series ❯

No Exceptions

by J.C. Reed

4.04 · 83 ratings

audiobook · contemporary · suspense · young adult · mma-boxing · erotica · athletes · humor · length-short · mystery · super rich hero · new adult · military · length-medium

All books in this series ❯

Call Me Cat Trilogy

by Karpov Kinrade

3.75 · 60 ratings

contemporary · mystery · length-short · suspense · heroine sleuth · humor · super rich hero · young adult · new adult · alpha male · m-f · bad boys

All books in this series ❯

Jamie Bond Mysteries

by Gemma Halliday

4.03 · 32 ratings

length-short · suspense · mystery · audiobook · heroine sleuth · humor · contemporary

All books in this series ❯