She had no time to analyse this cryptic message, said moments before plundering her mouth, but all rational thought was driven from her mind when Severus slanted his mouth against hers and parted her lips with his tongue. It was desperate, frantic, a clash of lips and tongues and teeth, as though they were caught in some wild undertow, drowning in one another, helpless to the current that carried them down, down, down to the uncomfortable stone floor. 