When their voices died away there came cold silence over the
lagoon, and then a feeble cry.

"Help, help!"

Two small figures were beating against the rock; the girl had
fainted and lay on the boy's arm. With a last effort Peter
pulled her up the rock and then lay down beside her. Even as he
also fainted he saw that the water was rising. He knew that they
would soon be drowned, but he could do no more.