Alexander stared fixedly at Natalie's face, and his breathing became heavier and heavier. Natalie sensed danger. She struggled to escape from his arms. "Don't move, Yan." Alexander said in a deep tone, and his expression became serious.

Hearing his serious voice, Natalie unconsciously knew she couldn't move or it would be dangerous. She was a little confused and looked up at him. She asked, "What's wrong?"

Alexander was staring at her without any word, as if he ...