Side Chick is a drama that follows the emotional millennial roller coaster of Lynn's "Gabrielle Briana" affection towards James "Mike Merrill" who is engaged to an honest, caring woman named Kia "Chloe Stafford". Unlike some females, Lynn doesn't fit the role of "the other woman" but she is misled and deceived into dating James, who loves his fiancé but is also intrigued by Lynn. As their emotions grow fonder, conflict unfolds, morals are questioned and love is tainted. Ultimately, Lynn, James, and Kia are forced to examine what love truly means.
Kia and James have a huge argument about their relationship and the lack of trust. Diamond's trust and loyalty to Victor are questioned. Lynn and Ethan are challenged in their relationship when the truth is discovered.
Kia struggles with her thoughts of leaving James. Lynn and Ethan have a falling out that may end their relationship for good. Diamond and Victor have a mature conversation on how to make their relationship work. James' mess finally catches up to him.