ISABEL SULLIVAN (15) has just moved to a small town to live with her uncle PAUL who is the town's mayor. Isabel has recently lost her parents in a car accident. Feeling very alone and friendless, Isabel befriends a stray robot dog named ARCHIE. Though he looks like a normal dog, he is anything but. He can talk. He can run at blinding speed. He's got super strength and x-ray vision. Isabel and Archie become fast friends. She teaches him how to be a normal dog while he helps her to fit in with the cool kid clique. Most of all, Isabel can confide in Archie about what happened to her parents. Archie can relate. He's never had a family - until now. As the summer progresses, things start to get tricky. Paul is up for re-election and finds himself running against VERONICA TAYLOR who happens to be in cahoots with BURGERTROPOLIS - a national fast food franchise that has been trying to buy Paul out for years. What's worse, an evil man named HUGH JABLONSKI shows up in town claiming to be ...

希腊哲学家柏拉图曾经在公元前360年两度在他的著作【对话录】提及亚特兰提斯这个文明——“在一个分不清楚昼夜的晚上，亚特兰提斯沉入了深海。”　　1914年华盛顿的市立博物馆里，年轻的男主角迈罗是一位语言学家，对于亚特兰提斯的传说深信不已。迈罗希望自己能像祖父一样成为一位伟大的探险家。在得不到博物馆的资金赞助下，突然出现一位祖父生前怪怪的好友愿意提供迈罗资金，让他去探索亚特兰提斯存在的真假。　　迈罗领着专家组成最顶尖的探险队，出发前往深海寻找亚特兰提斯城。万万没想到，亚特兰提斯人居然仍然生活在地底的世界里。在亚特兰提斯的国度里，迈罗与探险队见到了亚特兰提斯二万岁高龄的国王以及八千五百岁的姬妲公主，他们对亚特兰提斯文明的未来感到忧虑，公主希望探险队可以帮助她的王国重新找回动力。不料整支探险队伍除了迈罗之外全都心怀不轨，他们全是为了金钱财富而来。