Question

Who is the Antagonist in Amy Tan's "A Pair of Tickets"? I know the Protagonist is June May but I couldn't figure out who the antagonist was. Yes, I have read the short story
Ms. Sue
Here are two different interpretations.

http://jclee-jeffreyleeenglish1b.blogspot.com/2010/09/pair-of-tickets-pg-119.html

http://www.ask.com/question/amy-tan-short-stories