Reading Order

Titles with asterisks are not standalones. The rest of the titles (without asterisks) are romantic standalones (meaning: the couples get their HEAs), but the series plot continues with different couples. 

The Endo-kai Mafia

Lethal Honor

Cunning Lies

The Marked Blooms Syndicate

Broken Surrender

Broken Discipline

Broken Queen

The Feldman Brothers

His Brutal Game

His Twisted Game

The Art of Ruin

Cruelty & Fire*

Innocence & Ashes*

The Afterglow / The Dahlia District / The Adler Brothers

His Toy

His Pet / His Pain (timelines overlap)

Ruined

Shattered

Crushed

Ravaged

Devoured

Dangerous Deviance

Dangerous Silence

Dangerous Command

The Dreams of Glass Trilogy

Yield to Me*

Surrender to Me*

Love Me*

Complete Standalone

Crawl