Someone Planted a Time Bomb in My Heart

From now on, it seems like someone planted a time bomb in my heart This is a time-set bomb, buried deep in my heart It affects and controls my heart all the time. It will start counting down within the set time, making me fall into endless panic; it will also stop the damn countdown inadvertently, as if it is fooling me. It was like he was playing a huge joke on me, and the price of the joke was my life. I'm at a loss what to do...