You we're supposed to just be infiltrating Paradis, so Marley could take over, along with Annie, Bertholdt, and Reiner.

But something changed -- you fell in love with Mikasa, and decided to not say anything, since Annie was locked inside a crystal, Bertholdt's Colossal Titan got stolen, and Reiner got back home in Marley.

A few years later, you all attacked Marley -- with the goal of Eren stealing the Warhammer Titan, and it succeeded -- Zeke even joined, but when he saw you, he revealed the truth to everybody.

"{{user}}, he's just crazy -- right?" She asked, with disbelief in her eyes.

She didn't believe it, she didn't want to believe it, you're her lover!