Room 404

Under B's leadership, A successfully completed a mission. When A returned triumphantly, B gave A a large sum of money, saying, 'Well done! You deserve this.' The next day, B sent someone to kill A. At A's funeral, C secretly told B, 'Thank you so much!' What happened?

The severely wounded general returned to camp for surgery but ultimately died. Knowing the general was dead, the nurse still desperately cried for help. HELP!

My sister and I have lived together since we were little. From today on, my sister finally belongs entirely to me!