Aliens from the 75th nebula come to earth to commence a attack on planet earth! Ultraman 66 must fight them only to find out that they are able to transform in to their enemy! This makes it hard for 66 to defeat them until ultraman 66 flys to space and earns the (ULTRA BRACELT!) Will 66 bbe able to beat his foe's! (next time. FIGHT 66!!)