A song for SF-A2 miki, Lily, Megurine Luka and Nekomura Iroha by mothy/Akuno-P (悪ノP). Part of Genzai Monogatari. The title was written as "Ma" Survival -Ikinokoru no wa Dare da?- on Genzai Monogatari -Dai 2-maku-, "Ma" Survival on Genzai Monogatari -Kanzen-ban-, and Ma Survival on its PV.
