Because at that time, only one of the three was single, and they had sworn an oath when they made a pact of brotherhood: "A friend's wife is off-limits...","Okay, we're all from the same district, and we're just heading back anyway. Let's go together!",And Zhang Yi went straight to the blacksmith's shop and found NPC Er, who was still forging equipment late at night, and gave him a level 1 energy crystal.。