亨利有個秘密,卻不知道拿它怎麼辦才好,祖父建議,把秘密藏在帽子底下吧!沒想到當亨利戴上帽子,發現裡面也有祖父過去的秘密…全彩繪本,以充滿想像力的冒險旅程,描繪出祖孫間的溫暖羈絆。Henry's got a secret ... a big one!And he doesn't know what to do with it. Grandpa suggests he should keep it under his hat - and he's got just the hat for the job.But when Henry puts it on he discovers that Grandpa has some secrets of his own!A lyrical and heart-warming story celebrating the magical bond between a child and a grandparent, with full colour illustrations on every page.