L e cabhair óna chara, an rón, tagann sé ar a athair ach chun go ligfí ar ais chuig a theaghlach é bíonn ar Chillian margadh truachroíoch a dhéanamh le Banríon an Maighdean Mara.
Scéal iontach ó dhuine de mhór údair leabhar do dhaoine óga. É maisithe go hálainn ag Tatyana Feeney.

Cillian is big into boats. When his father failed to return one night after a storm he promised his mother he would find him and bring him home safe.  With help from his friend, the seal, he finds his father, but to bring him home he has to make a bargain with the mermaid queen.