Synopsis

Get an up-close look at Astro, South Korea's hottest new boy band, before they were famous. This behind-the-scenes series follows the grueling training regiment of six trainees — Jin Jin, MJ, Eun Woo, Moon Bin, Rocky, and San Ha — and culminates with their 2015 debut. Through tears, sweat and talent, Astro proves fame is a lot harder than it looks. Where to watch Astro OK Ready! series? Click the "Watch Now" button above to stream all seasons and episodes of Astro OK Ready! in HD for free on SFlix.