Frank Herbert's Children of Dune (2003)

S1E3 The Golden Path

Alia finds herself increasingly overwhelmed by possession as she confronts rebellious Fremen forces. Meanwhile, Ghanima, having narrowly escaped an assassination attempt by House Corrino, is set to marry Farad'n Corrino. In a surprising twist, Leto II emerges from the desert, thought to be deceased. His time in the dunes has led to his body absorbing sandtrout, triggering a transformation into a sandworm. As Alia fights against the influence of the Baron, Irulan chooses to reject Jessica's invitation to accompany her back to Caladan.