Many will be surprised to know Humanity's Strongest has a sister but there are those who will use that piece of information to inflict pain to Corporal Levi but reality is different, never will he shed a tear for her beloved sister. A secret that both Levi and her sister agree to keep in secret forever yet will they keep that secret? Will Levi be able to not break into pieces? Book Cover Photo Edited by ErmozaWatt Editing in Process.