Powerful tycoon Cassius misbelieves framed Isolde betrayed him, driving her out six years prior. Alone, she raises four genius kids: hacker Cas, data expert Stel, tough Mag and sweet Ellie. When Cassius discovers the four boys are his identical blood, he chases them desperately. The scheming green tea Sabrina, who fabricated the scandal, keeps plotting to kill the mother and children. The four clever kids unite to expose her crimes bit by bit. After multiple kidnappings, gunfights and a factory explosion crisis, Cassius learns all the truth. He crushes Sabrina and her criminal allies, endures gunshot wounds to protect his family. He offers massive assets to atone, gradually wins back Isolde’s heart, and holds a grand island wedding with their four children, gaining a complete warm family in the end.
