The looks on Sera and Sonja's faces reminds her of the perpetual scowl her old nanny used to wear. If she didn't instinctively attempt to dodge the carpet beater that undoubtly one of them would have stashed beneath their jackets, it's just because of self-control.
She takes a deep breath, then she nods. "Very well", she says following them.
And now she's thinking of ways to lose their trackers.
Perfume, smartphone, flashlight, water, makeup, pocket mirror, umbrella, her tote bag