Siblings Realize They're Incompatible as Roommates

A troubled sister seeks advice on dealing with her sister's disruptive behavior and constant presence of her boyfriend in their shared apartment; a spouse questions her husband's refusal to wear his wedding ring; a husband grapples with his wife's confession of past infidelities and struggles to trust her again; a widower wonders when it's appropriate to start dating again after the loss of his wife; a concerned sibling contemplates how to handle her sister's habit of fabricating elaborate lies.