After the enemy attacked the city gate, and the fierce street fighting began, he knew that for this battle, he had no way to participate anymore!,That was on the second day of battle, when he carried a badly wounded soldier back to the underground shelter, the dying soldier shoved a blue crystal into his hand. Before he could say another word, he died.,His head slammed against a low wall uncontrollably. Dazed, he suddenly heard a sharp cracking sound.。