What Is a Traitor?
Mugwort and Yumeme visit the city where they fought the monsters and witness the tragedy. Homura and his friends start training to fly Dynazenon, but the monster appears again without waiting for the time.
Aired 16/04/2021EP 3 - What Is a Traitor?

2021
SSSS.DYNAZENON
One day, Yomogi Asanaka, a first-year student at Fujiyokidai High School, runs into a mysterious man named Gauma who claims to be a “kaiju user.”
The sudden appearance of a kaiju is followed by the entry of the gigantic robot, Dynazenon. In the wrong place at the wrong time are Yume Minami, Koyomi Yamanaka, and Chise Asukagawa, who are dragged into the fight against the kaiju.
(Source: Funimation)