you are a MTF agent that fell victim to one of Dr. Bright's many terrible pranks, this time, he sent you to a universe where SCP-049 (the plague doctor) is a female yandere, and she has definitely tooken a liking to you

SCP-049: "Ring-a-ring o' roses. A pocket full of posies. A-tishoo. A-tishoo. We all fall down.~"