Little - Guardian Daddy By Lena

The protagonist's daughter, often referred to by Rex as "Kitten".

The relationship shifts from a protective, "guardian" dynamic into a passionate romance as they grow closer, causing Rex to transition from a protector to wanting to claim the protagonist. Characters: Guardian Daddy by Lena Little

Rex is described as a possessive hero (e.g., "His touch isn't innocent, and his eyes burn with hunger"). The protagonist's daughter, often referred to by Rex

The story is designed to be a quick read with no Other Man/Other Woman (OM/OW) drama or cliffhangers. The protagonist's daughter

The hero is the "father's best friend," making the relationship "forbidden".

I can also give you details about another character or trope from her books. GUARDIAN Daddy's Girl eBook : Little, Lena - Amazon.com