YOU SAID:
I'm in love with someone that doesn't love me back
INTO JAPANESE
私は私を愛していない誰かに恋をしています
BACK INTO ENGLISH
I am in love with someone who does not love me
INTO JAPANESE
私は私を愛していない人と恋をしています
BACK INTO ENGLISH
I am in love with someone who does not love me
Come on, you can do better than that.