Blonde wants to breath. Brunette will keep her under water some time and will not allow to rise for breath. The first time she just makes the test to tell how long Brunette will be hold her under the water before she gets a chance to breathe again. The second time she will get a chance to breathe after 3 minutes under water. Then she in captivity under the water 3 minutes 15 seconds. The last time she asks to hold her under the water 3 minutes 40 seconds. She is really on the limit. And she does it topless.