C407 One plus one equals three

The warrior was driving on the mountain road. The mountains were rolling up and down, and the leaves were red like fire.

The scenery here was like a painting, but Xia Lei did not have the intention to admire it. The closer he got to the military base, the more anxious he became, "Tell me, how is Serenity doing?"

This was the third time he had asked this question.

For the first time