why i had the feeling of crime every this time?! yesterday,there was little unpleasnt thing which happened between my friend and i .but, in the afternoon, she sent me a message recommended me my yonger sister would have college entrance examination. just at the moment i received the message, i couldn't helping thinking all are my mistakes,i'm so bad..... i'm just curious about why my stomach full of grierence, but,at last,my heart was fulled by cime,why? it's really really a inexplicable feeling.