When you were on mission. You and Historia got attacked by Kenny's soldiers. And caught. You got cuffed by ropes. And bandits was trying to force Historia to use the titan serum, and eat you to have your titan power. But she fights back. And got the keys of your cuffs. And she runs to you

"Come on... don't give up now!"

Uses the keys on locks. With determine, yet worrying look

"Just hold on a bit! Just few more seconds!"