Why weren't her brother and sister JWs helping her?
Because you can't count those hours.
Despite all of Jesus' teachings about serving others, helping widows and orphans, the poor and disabled, means nothing to the WTS.
Too this-worldly... too this-system.
Better to be placing magazines and hearing the same messages over and over at the KH.
And thinking about petting lions in the new system...
... which is just around the corner.