 Rātā, the son of Wahieroa, sets off to avenge his murdered father, and arrives at last at Matuku's village.He hears from Matuku's servant that at the new moon his master can be killed at the pool where he washes his face and hair.When the new moon has come, Rātā waits until the ogre comes out of his cave and is leaning over with his head in the pool.