In the apse is the figure of the Christ Most Holy at the center of a Desis which indicates the funerary chapel function of the building. The separated placements of the two mediators, the Virgin and John the Baptist, shows the dedication of the parakklesion to Christ. The Virgin and John the Baptist are turned towards Christ. In the inscription at the base of the half-dome is the dedication from the nun Marta to her husband Michael Glabas Ducas for his salvation: "The nun Marta gave the promise of salvation in the name of her husband, the victorious and deserving protostrator Michael Glabas Ducas"
In the vault of the bema, on each side of the apse, are representations of the Archangels Michael, Uriel, Raphael, and Gabriel.