28 parts Complete Serena invites Ash to the annual Festival of Hearts, a celebration of love and friendship in Kalos. While Ash is initially hesitant about the romantic theme, he agrees to join her. As they enjoy the festivities, they find themselves in situations that challenge their relationship, from participating in a couple's competition to facing unexpected rivals. Through it all, Ash and Serena realize that their bond is deeper than they ever imagined.