I Caught My Boyfriend Having Sex With My Sister

 I am a lady of 24 aand am dating a guy of 32 for about 4 years now, i love him so much that i have never cheated him, just this morning, I have a lecture in School, So I called him to come drop me at school cos i don't have fuel in my car, he gave me excuse that he has to rush for a meeting, so i decided to go to his house so i can follow him to work and then use his car, on my way going i called him to inform him but his voice sound too cool for me, when i got there I Caught my man was having sex with my younger sister.

Am goin crazy here, Please help me.. I need your Candid Advice.