Новий небезпечний наркотик потрапляє на вулиці, і люди, що підсіли на нього, створюють проблеми по місту. Такаші заручається допомогою Макото у вирішенні проблеми, і незабаром для Макото все стає особистим.

У місті з’явилась нова банда, і на вулицях ходять чутки, що вони діють як виконавці місцевого бізнесу, який має дуже сумнівне ставлення до своїх працівників. Макото та один зі співробітників повинні розкрити правду.

Творець онлайн-контенту просить G-Boys надати йому охоронця, тож цю справу доручають Макото. Це означає, що він повинен дізнатися все про поширення відео, і це лише початок його викривального досвіду з постійною онлайн-освітою.

A man he’s only just met asks Makoto if he can help him figure out who killed his son five years ago. Thus begins some detective work for Makoto, which ends up digging up things that perhaps should have remained buried in the past.

An advisor for technical intern trainees from China asks Makoto to help him find one of his missing charges. If she isn’t back at her factory in time for an upcoming inspection, it could end up being bad news for everybody.

Someone called Shadow is going around beating up G-Boys, and all the victims happen to be under Hiroto’s command. Hiroto suspects Takashi is responsible, so Makoto has to figure out who hired Shadow before a war breaks out.

Information about Shadow and his employer trickles in, as Makoto pulls out all the stops to prevent a civil war amongst the G-Boys. Now the question is, how big are the risks he’s willing to take to maintain peace in Ikebukuro?

Kyouichi suspects one of his fans is having trouble getting by, so he asks Makoto to go check in on her and her young son. Makoto’s mother takes an unexpected interest in the situation as well, and they find there’s more going on than meets the eye.

The members of the G-Boys are hired to act as bodyguards to a group that opposes ethnic discrimination that is against an opposing group. However, Makoto gets roped into another job about places run by foreign ethnicities are being harassed.

A woman abruptly commissions Makoto to get revenge for an attack that crippled her brother. But the "beast" who attacked him hardly seems savage, so Makoto decides to dig a little deeper on this case.

As tensions rise between the G-Boys and the Red Angels, Makoto finds himself mediating from the middle as usual. But this time the situation is different, and the stakes become much higher than they've ever been.

Now on the run from most of his former friends, Makoto has to use all the resources he has left to piece together who's causing so much trouble in Ikebukuro. Chances are, it's the same one who seems to have a personal grudge against him.