tofu

unless both of them are my good friends now or i owe him, otherwise 'no'
eventhough you help them, she won't thank you la.  so why i waste my time and energy on it.

tofu

唔係連自己朋友都冇呱?
maybe none of his friends want to help that girl ar.  

if you don't even want to, don't do it.  if anything goes sideways, you will be the 罪人.  who knows.  keep yourself out of trouble ma