Fairy Tail Chapter 491 (Astro)

Celestial wizard Lucy wants to join the Fairy Tail, a guild for the most powerful wizards. But instead, her ambitions land her in the clutches of a gang of unsavory pirates led by a devious magician. Her only hope is Natsu, a strange boy she happens to meet on her travels. Natsu's not your typical hero - but he just might be Lucy's best hope.