User blog comment:ChishioKunrin/Volume 3 Episode 3 Sneak Peek/@comment-24994749-20151107234221/@comment-86.61.21.122-20151108001837

Well Weiss probably didn't want to bother her big sis. Winter's probably really busy with everything.

Imagine if Weiss did call Winter: "Hey Winter. How.. how are you." "What do you want. Is it really necessary for you to be bothering me right now? Some of us don't have time to waste"

Or so I assume.