A commission done sometime last year I think, ~LionsClaws from DA has just submitted his new chapter that goes with this drawing which you can find on his fanfiction page here:- http://www.fanfiction.net/u/1752075/LionsMane10

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Ruby is an Infernape with human qualities and develops a fondness for Leo (one of the main characters), later on in Chapter 13 she thanks him for saving her life by giving him a completely unforseeable gift...