In Kishiryu Sentai Ryusoulger Ep. 16: Sunken Hope Beneath The Sea, after Kou saved Kanaro’s little sister Oto from the grasp of the Druidon, Kanaro starts to slowly believe that the Ryusoulgers can become allies of the sea. Despite this however, their Kishiryu MosaRex refuses to get involved in the matters of the Ryusoul Tribe of the Land and refuses to say why! Meanwhile Gachireus, who was watching the Ryusoulger’s battles closely, decided to launch his offensive attack! Gachireus inputs all of the Ryusoulger’s battle techniques into himself and upgrades into an even stronger form, completely decimating the Ryusoulgers! Kou and the others get thrown into the sea, and Kanaro desperately tries to appeal to MosaRex’s senses. Will Kanaro’s feelings be able to reach MosaRex?