THE GOLDEN COUPLE by EVANS ANAELE

Amara Lawson, a 28-year-old self-made tech billionaire, appears to have everything wealth, acclaim, and a loving marriage to Ethan Lawson, an ambitious financial strategist. But privately, her world is crumbling, she is unable to conceive, and Ethan’s family pushes for heirs to secure their corporate empire. Desperate and terrified of losing him, Amara offers her husband something shocking she allows him to marry her childhood best friend, Tari, to bear children for them.
Tari agrees reluctantly, but once she joins the Lawson household as second wife, her old insecurities transform into ambition. Ethan gradually transfers his affection and loyalty from Amara to Tari, leaving Amara emotionally isolated in her own home. When Tari becomes pregnant, the balance of power shifts drastically. 
Amara begins to suspect betrayal, but when she overhears Ethan confessing he has always loved Tari, her heart shatters.
As Tari gains public favor and business influence, Ethan helps her silently push Amara out of her company until Amara discovers hidden financial crimes implicating both him and Tari. Using her intelligence and the empire she built, she orchestrates a brilliant counterattack, publicly exposing their scheme.
Ethan is arrested, Tari attempts to flee with the child, but is caught. Amara emerges physically wounded yet emotionally reborn, becoming sole guardian of the baby boy.
The story closes as she begins reclaiming her life meeting a mysterious man from her past, hinting at new love while news spreads that Tari may return under a plea deal, setting the stage for a sequel, Ethan parents starts fighting for the custody of their grandson, amara fights them in court as she’s not only being selfish atleast tari was her childhood best friend and tari came through for her when it was necessary, the least she could do was to look at after tari’s child as her own, she won the case in court.