Debut Or Die

A student who has been bullied for a long time started preparing for the Civil Service Examination for 4 years suddenly found himself in an unfamiliar body, 3 years in the past.

Along with it came a status window displaying a threat right before his eyes.

[Warning!]

[Status Abnormality: 'Debut Or Die' occurs!]

A diary about the transformation of the main character, who was suddenly challenged to be an idol by death even though he never even became an idol before.

P.S. Before possessing his new body, he used to collect data and sell idol's data.