After the "Another" incidents which sent Den City into a panic, one of the masterminds behind the plot, Baila, one of Hanoi's Three Knights, was sent to a detention facility and imprisoned. There, while under strict surveillance, she is visited by a certain man...
She used a computer virus 
to put people in danger.
Die haben auch mit ’nem Cyber-Virus
Menschen in Gefahr gebracht.
Usó un virus cibernético
que puso en peligro a muchos.
Ela usou um vírus de computador
para colocar as pessoas em perigo.