From Outcast to CEO

Child's appearance different. Paternity test, elder concludes grandson not bloodline, forces son to divorce, casts out daughter-in-law. Daughter-in-law vows innocence. She uncovers a secret: elder infertile, husband born from mother-in-law's affair. Child's appearance is rare generational inheritance. Truth revealed at press conference, exposing family secret. Elder adopts her, gives her control of corporation.