Horatio, Noah, Justin and Karl make up the band, "Xavier's Sister". Each of them have their own romance and each of them meet the man of their dreams - in various different ways...
When Danny met Horatio kicks it all off, with Danny already married and in an abusive relationship that Horatio rescues him from. Then Noah meets Tobias who is undercover at his father's restaurant.... Justin meets Max in Vegas and ends up with a husband he didn't necessarily order and finally Karl meets Devon, who is sometimes Delilah...