Hayate Ayasaki's first love, though named Athena Tennousu, has lost her memories and now lives as a child named Alice. Setting aside the reason why all this happened, episode 3 follows the lonely young Athena Tennousu, now nicknamed "A-tan," and Hayate as they get wrapped up in a bit of a criminal incident...
Walk at the same speed as 
everyone else! Got that?
¡Camina al mismo ritmo que 
los demás! ¿Entiendes?
¡Camina al mismo ritmo que 
los demás! ¿Entiendes?
Ande na mesma velocidade que
 as outras pessoas, entendeu?