With the people of Shibuya in imminent danger, The Small Three leap across the sky to rush to their aid! Meanwhile, Rebellion forces fighting on the front lines of Shibuya have nearly been eradicated by a pair of alien reinforcements. Just when Segami, the last man standing, is about to meet his demise, The Small Three touch down! With the remnants of Rebellion as well as Doc and co. looking on, the battle to save Shibuya, Japan, even humanity itself resumes!