Both have Lesbian romance. Both are in the gl genre and adapted from a gl novel. Both are a lot darker then most gl being in the thriller/horror genre.
Both have a same-sex romance, manner of death is a bl, Petrichor is a gl. Both have the same screenwriter. One of the leads in both series is a doctor. Both series are about investigation of death/murder combined with some romance.
Both are Thai GL. One of the authors that wrote the Petrichor novels also wrote ClaireBell. Both have darker subject that usual GL. They both deal with criminals.
Both have Lesbian romance. Both are adapted from a gl novel. Both have a love interest that is a doctor. Both are a gl combined with another genre (Petrichor is thriller Detective gl and reverse with me is sci-fi gl.)
