A young boy has to deal with increasing family and school pressures as his mother's disease worsens.

一天，大雄和静儿、技安被强夫邀到家中参观恐龙化石。当然，大雄免不了又被强夫取笑一番。为了要做强夫面前争一口气，大雄夸下海口，恐龙化石没什么了不起，他要让小伙伴们见识一下真正的恐龙！奇迹再次发生在大雄身上，他真的找到了一颗…