Ultraman R/B: S1 E20 - Stardust Memories Ultraman R/B

The R/B Gyros was taken away from the brothers Ultraman by Saki Mitsurugi. From their sister, Asahi, the brothers learnt the past of Saki. Katsumi tries to feel for Saki, while Isami is filled with anger. At the very moment, monster Gomora appears! Before the brothers could get their R/B Gyros back, Saki transforms into Dreadnought Monster Grand King Megaloth and stand in their way. Without the ability to transform, the brothers are in their biggest peril...