High & Low The Worst (2019) on Netflix

Plot summary

Yoshiki Murayama sits at the top of Oya High with no challengers left inside the school. Fujio Hanaoka transfers into its full-time school, aiming to take that school's leadership so he can face Murayama one to one. Yosuke Todoroki and his followers, Nakagoshi and Nakaoka with their year groups, and the Yasu-Kiyo faction all want the same place, and Fujio arrives with his childhood friend Tsukasa and with Jamuo. In Toarushi, Sachio Ueda leads Housen Academy's skinhead army, backed by his Four Heavenly Kings and the first-year Sabakan. Men claiming to be Oya High students attack Housen students, and men claiming to be Housen students attack a student of Oya High, turning the two schools against each other.