Apparently, telling Rick the story of their release from Belalau is so cathartic for Bridie that she suddenly understands why Sheila wants to—or
needs to—speak openly about her traumatic past. By venturing on and helping her friend unburden herself of her harmful secret, then, Bridie finally does what she should have done long ago: let go of her resentment and support Sheila, ultimately helping her to stop hiding from her emotional pain.