SPSB-69 Dengei Sentai Chageman: Charge Mermaid – Great Evil Arrives!! The Mermaid Warrior’s First Battle!!

Aoi Nanami, who had been selected as a member of the elite team and was undergoing harsh special training, is suddenly confronted by a Golua Star Cluster soldier, an alien invader. While fighting back, Nanami receives the power of Gaia Force and transforms into Charge Mermaid. She manages to drive off the soldier, but the powerful Golua Beast Gobu appears and puts her in a desperate situation. A teammate who also received the power of Gaia Force appears, and together they repel Golua Beast Gobu. The group then pursues the enemy commander, Mahamesu. However, Nanami is delayed because she had been visiting the commander’s office, and by the time she arrives, her teammates have already been overwhelmed by a new Golua Beast, Danda. She attempts to counterattack with an enraged transformation, but… [BAD END]