I ran to my office immediately, and when I entered the room, I saw my son holding his airplane toy and forcing it to fly in the air with his grumpy face. A sad smile escaped from my face as I watched him. He seems casual... like it is a normal day for him even though I know it isn't. I wonder what he is thinking right now? He has just seen and talked with his father. It may be too overwhelming for him. "Why don't you play with the remote-controlled airplane toy, baby?" I interrupted his playing time. He turned to me, and he smiled a bit. He's neither shocked nor excited. There's no energy at all. I noticed how slow his walking is; not just like before, every time he sees me at the door of my office, he immediately runs to me and embraces me tightly. Today, it is different. Even though h

