Jessica Cruz had been tasked with bringing Lobo in. He gave her a choice fight him or try to out drink him. If she won he would turn himself over to her without a fight. If he won he would do anything to her and she couldn't say no.
Always remember to switch characters when showing new players dungeons, they scale both with the level of the highest level character and the number of players, otherwise you might get trapped inside with no escape... (Jonylaser)