Lost in the Cosmos — Episode 15

Tamer was adopted by Samir's family and formed a deep bond with his three older adoptive sisters. However, their peace is shattered when Mazen, their biological brother, returns. Driven by jealousy, Mazen spins a web of lies to turn the family against Tamer. Despite being wrongfully blamed and ostracized, Tamer continues to protect and sacrifice for them. Eventually, he volunteers for the Santa Maria Project, a space mission requiring individuals with rare genes to discover a new habitable planet. Shortly after Tamer's departure, the family uncovers Mazen's deceit and realizes Tamer's innocence. Thirty years later, Tamer successfully discovers Planet Artemis, becoming a celebrated global hero, while Samir's family is left consumed by deep regret for betraying the brother who loved them most.