The Ramparts of Ice Season 2

Synopsis (en anglais)

Koyuki, the isolated girl; Miki, the former school idol; Minato, the guy with no concept of personal space; and Youta, the gentle basketball player. Clumsy, frustrating, yet deeply endearing — this coming-of-age ensemble drama of crisscrossing hearts marches on. As they grow closer, Koyuki and Minato begin to develop feelings for each other that go beyond mere friendship. Meanwhile, Youta finally confesses to Miki the feelings he's harbored for years. Some speak their hearts while others keep their emotions hidden, causing their paths — and their feelings for one another — to continuously cross and pass by… (Source: Netflix)