日本人气男子组合GENERATIONS成员小森隼在收录电台节目前，于仓库中拾获一盒30年前寄来、写着「大家的歌」的录音带。而在收录期间，他接到一个伴随沙沙杂音的听众来电：「收到…录音带…了吗…？」，并在数日后失去了踪影…演唱会逼在眉睫，经理人‧角田凛（早见朱莉饰）必须在三日内秘密解决事件，因而委托曾为警察的侦探‧权田继俊（槙田雄司饰）协助。调查间他们从成员口中得知，小森在失踪前曾提及自电台节目收录后，脑内一直回荡着女声哼歌的旋律，而成员们亦曾在彩排见过一个少女的身影。随着期限逼近，真相逐渐浮现，并发现一切均是围绕名为「纱奈」的少女而起。与此同时，恐怖的连锁亦随她所奏的「诅咒之歌」引发！

故事在这个传说中的街区拉开序幕。
曾经有一个名叫MUGEN的传说中的组织支配了这片区域，正因为他们具有压倒性的势力，这一带才得以统治
。然而 却有一对兄弟，不屈服于MUGEN，仅凭二人之力就与MUGEN平分秋色，他们就是雨宫兄弟。MUGEN因为某个事件突然解散了，雨宫兄弟也不知去向。随后，这个区域里冒出了五个组织。将每个组织的首字母组合起来就是SWORD ，因此这个区域也被称为SWORD区域。而这里的混混们则被称为G-SWORD。
山王街二代目斗殴屋山王联合会
诱惑的白色恶魔WHITE RASCALS
漆黑的凶恶高校鬼邪高
心狠手辣的街区亡灵RUDE BOYS
复仇的破坏一家达摩一家
这五个组织之间展开了一场赌上尊严的斗争。
故事始于山王联合会。以总长眼镜蛇为首，大和、阿檀、阿铁等个性十足的成员集结于山王联合会，几人的脑海中只有一个念头，就是守护这个街区。而在他们几个守护街区和平、努力避免不必要的冲突之人面前，出现了一名男子。而事态则因这名男子发生了巨大的变化，SWORD的平衡将被打破…
（将中二进行到底，你值得拥有~）

Chiku is a devastated and dangerous town with 5 gangs fighting fiercely. Mugen and the Amamiya Brothers clashed, leading to Mugen disbanding.

After a painful breakup, Miu vows to focus on art and avoid love — until an encounter with an aloof, charming artist stirs her deepest instincts.

Suzaku Kanade is the scion of the Suzaku Group who is a bilingual "straight A" student with good looks and great athletic abilities. He is deemed a "celebrity prince" with graceful manners. One day, through his father's introduction, Kanade meets "bad boy prince" Kyogoku Takato who is a charismatic figure among the bad boys in the downtown area.

Kanade and Takato who live in completely different worlds and have totally opposite personality start to compete for an "important thing".

However, Takato's little brother Kyogoku Ryu, student-union president prince Ayanokoji Aoi, dance prince Red - Tendo Koki, teacher prince Yuki Riichi, and beautician prince Sagasawa Haru also join the competition...

A single mother receives a phone call saying her son had died from a shark attack in Hanalei Bay, Hawaii, where she now visits annually on her son’s death anniversary. One day, she meets two young Japanese surfers who tell her about a young Japanese surfer with one leg.