A Cruel Angel’s Thesis a cappella

nice to meet you ^^. do you want to know what is this title? whose song is this? i think .... that is not so important problem though. i think so. if you love this song , please sing it like her by your own way and by any language you like. i think , this way is the most right way for you if you love it. because ... hehe. no reason. ofcourse , i cant sing like her voice and ONLY ME! hahaha. thank you everyone. and i also love this song as you know.