Pen-clicking math whiz Yeon Si-eun is back to wield his hot temper against dangerous new foes. Now that he’s transferred schools, he’ll have to form new alliances to rage against his latest nemeses. Weak Hero Class 2 stars Park Ji-hoon (Love Song for Illusion), Ryeo-un (Twinkling Watermelon), Choi Min-yeong (XO, Kitty), and Lee Min-jae (Crash Course in Romance). Directed by You Su-min (Weak Hero Class 1), the series based on a webtoon returns April 25 — exclusively on Netflix.