Embarrassing Secret (Motive)
The Embarrassing Secret was the second motive that was used by The Mastermind in order for the students to commit murder.
 The Motive
Once again, all of the students were ordered to go to the Gymnasium by Monokuma, this time with another motive. This motive was given to them in an envelope and revealed an embarrassing secret about them.
Makoto's was that he wet the bed as a child.