高若飞（张智康 饰）是老高（午马 饰）多年前收养的一名弃婴。班主任陈老师（魏一 饰）一直被若飞视为心中的蝴蝶女神，若飞非常喜欢陈老师的一枚蝴蝶胸针。陈老师通知若飞参加学校的亲子运动会，他偷走蝴蝶胸针被老爸发现，没想到老高看到这枚蝴蝶胸针后却大发雷霆。委屈的若飞跟老高争执后离家出走，他在奔跑中穿越到了民国时期，一场别开生面的运动会正在举行。

　　若飞在那里认识了跟陈老师神似的杨老师，和武功高强的东北军战士独龙（陆毅 饰）。富家少爷Jason（何润东 饰）为了在运动会中得到国术冠军专程从美国归来，他视独龙为最大的竞争对手。若飞崇拜英勇的独龙，一直不离不弃陪在身边，就在两人慢慢熟悉的过程中，若飞发现了惊人的秘密……

One day Ruo-fei found himself traveling into the past during a national game. Ruo-fei was strangely obsessed by an athlete named "Lone Wolf", who had a very special charisma. Lone Wolf’s dream was to become a pilot. During the game, Lone Wolf met an American guy named Jason whose family was very wealthy. Jason was a vigorous man who was determined to win this martial arts tournament. Lone Wolf and Jason became the main focus of the entire game and a lot of people were betting on the outcome of their upcoming fight. Finally, it was time for the final battle, the duel started, two different temperaments and two different backgrounds but yet the fighters understood each other, equal in strength; each had its own qualities and merits, making the duel very suspenseful. Lone Wolf and Jason were once enemies (rivals) and now appreciated each other. Who would win the final battle and became the real hero?