Ah thank i already edit my post because i was too confused for the past 15 mins...lulSophie is the chick from the porn store. You know, the same red head one who blowed you while you watched Megan masturbate in Season 1. In Season 2 you need to trigger her quest by picking the phone on the table in main characters room at noon.
And the part about picking the phone was not really anywhere in the hint menu