Please Help

kiah

I had sex on Dec 30th with withdraw method. i ended my period on Dec 25th. i took a plan b less than 24 hrs later and on the 6-7th of january i was having light dark brown and red spotting. now i get my period on the 22 supposedly but i’ve been having strange discharge. sometimes it’s pale yellow and lotiony and then thick and mucusy and now it’s super dry clear with small little white booger type things. i’m really really terrified please help