Sex therapist Alex Coal is back for another lesson. This time, the couple she's helping guide is you and your partner. On screen it's just Alex and her hot hands, hard dildo, and of course, her sultry voice giving slow and steady instruction. Alex goes through some of the keys to a successful romantic relationship. Talking nice and sultry, she explains that physical intimacy is such an important part of any relationship. From there, it's all about instruction. Light touches, building the anticipation: It's all part of the sexual buildup.