父母離異之後，固執衝動的波隨母親和弟弟搬到阿姆斯特丹的郊區展開新生活。在陌生環境無所適從的她，偶然間認識了鄰居裘伊，裘伊將她帶到踢拳道俱樂部。俱樂部讓她的新生活有了重心，很快便展露自己的天分，甚至獲選參加荷蘭總冠軍盃。但在一切似乎步上軌道之 際，父母離婚造成的風波讓波分心，更差點毀了這場比賽。波必須學 會控制自己，並接受那些自己無法控制的事。
When her parents end up in an acrimonious divorce, the headstrong, highly volatile Bo (12) moves to an Amsterdam suburb with her mother and brother. Once there, her neighbor, Joy, introduces her to the kickboxing club. She demonstrates natural talent and is very soon taking part in the Dutch championships, but her parents' divorce is distracting Bo and threatens to ruin the contest. Bo has to learn restraint and accept that she can't control everything.