On board, Stuka and his soldiers watched nervously the huge black shadow swimming under the water. Although they didn't understand why the shadow didn't attack their ship or leave, no one dared to relax.

gradually, Stuka also found something wrong. When he was trying to say something, he saw that the huge shadow disappeared slowly. It seemed that he had dived into the water.

did Naga give up? Stuka was immediately confused.

to be honest, the black shadow has always revealed a kind of eccentricity, but Stuka has been wondering, unable to tell where the eccentricity is.

after seeing the shadow disappear, Stuka still dare not relax, holding the hilt...