Woofff...Who am I? - S1.E14

It's been a few days since Rei left to study in Vienna... Even Aiko, who is strong, can't hide her loneliness. Aiko spends her time alone every day. I can't see such Aiko, and Spunk tries to attract her with her own hands. Then, Aiko's mother came back from Paris. Aiko immediately regains her smile. Spunk is not interesting this time for Aiko, who is always sticking to her mom. And mom suddenly brought up an unexpected story...