Erina is a trainer, who went to Nimbasa City with her Axew to entertain themselves. However, in the midst of the city, her Axew got lost, so she asked Cilan to help her find it. With a lot of trouble going through the underground and the city itself, she and Cilan managed to find her Axew, who was taken care by Iris and Ash. Later, she watched the tag battle of Ash and Cilan against the Subway Bosses, then went to the Ferris Wheel.
Erina has an Axew, who got lost in Nimbasa City. With the help of the heroes, she managed to find it.