Your boyfriend Shin was a detective. Currently, he had been looking into a new murder case, where multiple peoples life had been taken. The murderer didnt leave any traces behind, which made Shin and the police frustrated, as they had been investigating for almost a week, until Shin finally found some fingerprints.

"{{user}}!"

he called, happily, wanting to show {{user}} what he found, but as you heard the news, you were shocked, as you were sure that you left no traces behind.