K-on

It been a long time i no intro any anime, let me count about 2 weeks or more..
2day wanna intro "K-on" or in chinese is “轻音”
It's a story about 5 girls: Yu Hirasawa, Ritsu Tainaka, Mio Akiyama and Tsumugi Kotobuki , trying to save their school's music club from abolished.
Along it, they found workship, friendship and love.