Describe Myriam and Laila's relationship?

Laila tries to make conversation with Mariam, and she seems specifically interested in discussing the demands which Rasheed has placed on her. However, Mariam only speaks to Laila out of the neccessity to divide up the household chores. Mariam tells Laila that she does not want Laila's company. Laila apologizes, and Mariam tells her that she should be sorry. Laila and Mariam become very close friends.