The Sentinels Well that all depends what you qualify as friends

i swear i replied to this BUT IT WAS EATEN

the boy heaved a sigh of relief as he passed by the locale he had last seen Pearl. assuming she'd wandered off, Cas continued on. however, in the next moment, a flash of pale fur filled his vision and he was knocked several feet into the nearest drift, hollering with surprise. as soon as he was able, Cas leapt to his feet, a savage growl purling from his lips as his hackles stabbed the air impressively.

"Pearl!?" he exclaimed. "what the hell?" he demanded incredulously. the adrenaline began to die away and he felt stupid for his outburst, but she couldn't go leaping onto people like that!