[Angelo is slightly surprised Serph knows the meaning of brother, seeing as he mentioned not having parents back in his world. Yet he nods and replies.]

Yes, I'm surprised you were able to recognize the word even if you don't have parents back home. I know I kept telling people that Trunks was my brother. But in all honesty, I only did it because I don't want anyone to know about Marcello except those I feel I can trust.