The third chapter of Dragon Quest Dai no Daibouken takes place amidst the events of episodes 35 and 36 of the TV series. Having vanquished some of Hadlar's minions and rescued the princess once more, Dai and his companions take a break to aid in the reconstruction of their island home. Unbeknownst to them, however, the evil demon lord Galbus has usurped Hadlar's throne and now seeks to eliminate Dai once and for all by utilizing his own formidable army. A devastating ambush leads to the capture of Dai's dear friend, Maam, as Galbus steals her very soul. With every ounce of determination, Dai and his valiant team set out to engage Galbus in a final confrontation and recover Maam's stolen essence. But with the stakes so high, can Dai hope to emerge victorious?