My nephew is a manipulative, scheming, unscrupulous son of a bitch. And those are his good qualities.
The quote reflects a deeply negative assessment of the speaker's nephew, characterizing him as manipulative and unscrupulous. The use of strong language suggests a profound frustration or disappointment in his behavior, indicating that there are few redeeming qualities that stand out amidst his flaws.
In the context of Kelley Armstrong's book "Omens," this portrayal hints at themes of moral ambiguity and the complexities of familial relationships. By presenting the nephew in such a harsh light, the speaker may be emphasizing the challenges faced when dealing with toxic individuals, particularly within a family setting.