Ultraman Ginga S: S1 E5 - Friend And Devil Ultraman Ginga S
The Alien Chibull, Exceller, unleashes the super monster Vakishim and the Dimensional Superhuman Yapool! Yapool possesses UPG Officer Gouki to infiltrate the base, in order to trap Hikaru/Ginga inside a dimensional barrier! His next target is Sho/Victory. As Vakishim and Victory engage in an intense battle, can Gouki resist Yapool's possession for long enough!?