If Natsuki sells Atri, he can get batteries. However, he can no longer think of Atri as just an average humanoid. While he's deep in thought on the dock, looking out at the ocean, Natsuki finds Catherine floating in the water. She is completely intoxicated, and Natsuki and Atri take her in. But right at that time, the sound of a gunshot echoes within the silent ship.
HOW THE TIDAL POWER GENERATOR WORKS 
GENERATOR | HIGH TIDE
SPEED-INCREASING GEAR
TURBINE | LOW TIDE
آليّة عمل مُولِّدة الطّاقة المدّية 
المُولّدة \ مدّ مرتفع
مُحرّك مُعزِّز للسّرعة
العنفة \ مدّ منخفض
Mit dieser Energie
betreiben wir eine Turbine,
Marea alta









Marea baja
Marea alta









Marea baja
Come funziona
l'energia mareomotrice
Maré baixa