The goddess Ristarte was ordered to save Geaburande, a world with a particularly high rescue difficulty. By chance, she comes across the file of Seiya Ryûgûin, a highly qualified hero whom she decides to summon immediately! While she expects a very quiet adventure, she quickly discovers that Seiya systematically demonstrates an unhealthy caution, to a point that she cannot imagine! Ristarte's nerves will be put to the test to convince his overly cautious hero to use his talents!