How a NECKLACE was used as an indicator for SUC...

How a NECKLACE was used as an indicator for SUCKING-SPEED.Dharla milked her swingerlover Tom in applying Weigh-Sucking-Method in Munich in Dec.2020,during Covid-Lockdown.Their spouces watched.Holly,Toms wife,took pictures and taped the scene hidden-cam. . (10 min)