Official Playstation Vita Thread! The Last Stand - Ys VIII, Mary Skelter, Yomawari Midnight Shadows, Persona 3&5 Dancing, Atelier Lidy & Soeur, DanganRonpa V3, Demon Gaze II & MORE!

[kingdemise]

So, can someone explain me what helldiver is about, I've read the wikipedia page, watched some minute of gameplay but can't figure it out. What's the game about ? How do you play it ? Worth a purchase ?