When the Nighloks are revived and begin to attack the mortal realm, Jayden of the Shiba Clan takes arms to fight them as the Red Ranger. After defeating a company of Moogers, Jayden is informed by his mentor, Ji, that he must assemble his team of Samurai Rangers instead of fighting on his own. Meanwhile, on the Sanzu River, the incredible powerful Master Xandred finally awakens, and upon learning that the Samurai Rangers still exist, becomes enraged and sends the Nighlok Tooya to attack the humans with an army of Moogers. Ji summons four other warriors: Olympic swimmer Kevin, kindergarten teacher Mia, carefree gamer Mike, and pure-hearted country-girl Emily. Upon meeting the four, Jayden gives each one a chance to back out of his crusade, and when all four decline, he gives each one a Samuraizer phone. Jayden, Emily, Kevin, Mia and Mike then take on Tooya and his numerous Moogers. Red Ranger defeats Tooya, but in spite of that, he tells his teammates to remain on their guard…