please comment thanks help if this ever happened to you cd 15 1 dpo

Coco • Im coco im 32 TTC with my fiance my 2 babies were both 24 weeks which ended in stillborn waiting on my 🌈 👶🏽👶🏽
Soooooooo I took an opk and an hcg this morning I'm on cd 15 and yes I'm a poas addict but this is kinda weird I never received my peak on my clearblue fertility monitor it's just been high but the opk is now negative but on cd 13 &. 14 it was positive and I also had ovulation pain a dip in my temperature so I'm thinking ovulation has occurred which would make me 1dpo my question why would a hcg test be positive can someone please give me advice tell me what y'all think these are 2sets of test with first and second morning urine I also put a picture of my chart and my fertility monitor 
HCG TEST
MY 1st SET OF TEST 

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