S1·E1 Drop Impact

Lance, a top class Dragon Caller, and his Tamadra Devi, appear in Vienna City chasing what appears to be a meteorite. The Ace, Rena's son, hears a voice calling him by name several times, and finding an egg with a star shape on it, he brings it home. A monster starts attacking the city, affected by Drop Impact, and Lance tries to stop it using his monsters, while an Devi teaches an agitated Ace about. During the battle, Ace is able to help Lance by drawing water Drops by listening to the egg, when Lance is unable to to draw them out himself.