The nurses, licking their lips at the sight of husbands visiting one after another for fertility treatments. The husbands endure two weeks without masturbating for the sake of fertility treatments with their beloved wives... but the nurses' hobby is to [obtain for free] the semen that these husbands have built up. In other words, it's NTR limited to the fertility treatment period. 'Please release it all inside me for your wife.' 'Fresh and vigorous sperm is coming out in abundance.' 'We need to collect it, so if the sperm touches air, it will affect the test results. Please don't let a single drop escape; release it all into the vagina.'
