Of born-again believers and half-hearted purity

Hi Ernest, I need your advice. So my boyfriend and I have started dating. We are serious and heading for marriage. We are both born-again believers. We have made our stand on purity clear based on our values and our mutual faith in Jesus. We wanted to agree on everything so that there are no red flags. We even agreed that we would not make out, kiss and the like until the altar. We were both happy with this decision. But I spoke to a girl in my church who is a youth leader. I shared with her...