简介：Twobrothers,skilledinthemartialartofTaekwondo,havegonedifferentpaths.YoungerbrotherToshimichilongstoliveuptohisfather'slegacyandbecomeachampionwhileelderbrotherShinpeihasbecomealow-levelgangsterdespitehavingtobetheheirapparenttothefamily'sschool.WhenIshida,thebrothers'friendandToshimichi,alongwithtwoothersheadtowardsacampfortraining,theyendupinanaccidentthatleavesthemstrandedinaforestwheretheymustusetheirskillsagainstahordeofvariousgoons.Meanwhile,Shinpeibeginstoquestionhimselfandtheuseofhismartialartswonderingifitisworthcontinuinglifedownapotentiallydangerouspath.…