Urban and Mehmed insist the damaged Şahi cannon be detonated, tasking Saruca with this risky mission. The explosion's aftermath for Mehmed is uncertain. Çandarlı aims to win Mehmed's favor for Kalender and isolate Kurtçu politically. Çandarlı, Zağanos, and İshak Pasha hope to use Plethon's peace call to their advantage, questioning if they realize it's a ploy.

Demetrios, grieving his child, seeks Hamza. Alperen, having volunteered without consulting his father, contemplates his actions post-discussion. Konstantinos searches for Cardinal İzodore's killer, awaiting crucial news. With the Turks nearing, Konstantinos plots his next move.

Orhan and Mustafa face potential danger. Emotional ties between Guistiniani and Anna develop, while Guistiniani's suspicion of Notaras in Isodore's death is under scrutiny.