User blog comment:Kkoria/How I Feel About Empath-P Music These Days/@comment-4893251-20131224183850

I think it's because she's been working on a series (according to her dA) - if I'm not mistaken, it includes "Rose + Thorn", "Rain + Virus", "Witness", "Anonymous", and "Waves of Change". If that IS the case, then I think it makes sense that they'd be similar. If not, I don't know.