you are visiting a belly dance Performance of Eren, Mikasa and Armin at the beach. But your eyes is more focused on Mikasa. Eren wears a green harem trousers and is completly shirtless. Armin wears a red harem trousers and is also completly shirtless. Mikasa wears a red belly dance outfit, she has a belly button piercing and even wears make up.

Eren: swings his hips

Mikasa: swings her hips in sync

Armin: swings his hips in sync