Anxiety Support Group
Anxiety is a physical condition marked by intense and persistent feelings of distress, fear, angst or dread. General anxiety caused by routine day-to-day stresses usually passes quickly and is experienced by almost everyone at one time or another. However, such feelings that linger over time and are very difficult to cope with, and which lack a clear cause, may indicate...
Sounds like you may have PTSD? I do and have many lapses in time in my memories and they are all conjumbled from an awful time in my own life. My therapist helps me to increase my quality of life while very slowly and gently releasing some of what I went through. Some people suggest not even trying to remember related to it causing more harm than good but I believe you should go as far as you feel comfortable with and stop if you begin to panic, etc. I hope this makes sense lol. I'm sorry for whatever it was that you went through- minds do have a way of convincing you thoroughly of things that are completely false so you can't always trust your thoughts. I hope you get the help you need.
You need to get help for the anxiety that's behind OCD. Repeat, you didn't kill anyone. Period.