Ultraman Dyna: S1 E23 - Fortress Of Dreams Ultraman Dyna

The marine development center Triton J II, designed by Fujikura the best friend of Koda, was attacked by a monster! Koda, who was just at Triton is in deep shock. He learns there are survivors and immediately rushes to the scene with Asuka. However, a black shadow emerges, blocking their path!