Chemist

Her code name "Chemist". She worked for the US government service of such a degree of secrecy that she had no name, and kept secrets that could violate the world balance. And then one of her employers decided that this woman knows too much...

she had nothing left: neither a real name, nor loved ones, nor life, nor the future. Nothing but the desire to survive at all costs, even if this will have to fulfill the task of the former authorities for the last time. Makes it more vulnerable... To avoid death, she has to use all her knowledge and remember why she was considered the best of the best in this difficult profession...