Brotherhood: Final Fantasy XV EP4 - Bittersweet Memories

The origins of Ignis' relationship with Noctis is revealed when the group stays in the town of Lestallum, and Ignis attempts to recreate a favorite dessert of Noctis'. As he begins to feel the effects of maintaining Lucis' magical Wall, Regis entrusts Ignis with caring for Noctis. While initially carefree, Noctis becomes disturbed when he sees how far Regis has declined, and has an argument with Ignis when confronted with his future as king. Eventually facing his position, Noctis and Ignis reconcile.