Help Me, Help Me, I Can't Find This Book

① The female protagonist was rescued from the hospital by the male protagonist, but she was blind. ② They were all hackers, and the male protagonist was the female protagonist's master. Once, the male protagonist taught the female protagonist to use a computer to launch missiles to blow up the female protagonist, but it turned out that the female protagonist was in his company. ③ The male protagonist had a special period but there was no record of this period.