Octoroo wants the Red Ranger's powerful sealing symbol, so he poisons Jayden in order to get it. The Samurai Rangers visit the sacred Tengen Gate. Jayden encourages to reveal his hidden secret to the teammates. Mia realizes if she met a woman before... Daisku told the rangers the old folk tale about the nighlok king tricked two human beings turned into Nighlok - Its Dayu & Deker.