i dont have any other event to trigger.. i cant talk to the teacher rn and i have also finished the roomates story also i have finished dexs and his moms story also i cant talk with tess coz i already finished that story too. rn the only quest that is active for me is find peyote one and i have the sidequest to find the fossils...
You need to work on Melissa's quest line. She'll be in the kitchen in the morning. If you haven't dealt with her at all she'll send you to the mart for milk. Then visit her at night in the basement, and then after a close encounter of the third kind while you sleep you'll need to look around the hospital at night. Next morning will unlock rippleton desert