A look into Grisha's memories shows Eren the many secrets his father was hiding, including one which led to his mother's demise.
Are you crying, Eren?
هل تبكي يا إرين؟
Weinst du, Eren?
¿Estás llorando, Eren?
Et tu pleures, Eren.
Stai piangendo, Eren?
Está chorando, Eren?
Ты плачешь, Эрен?