Alexander was in his office, working on some papers, his eyes occasionally fixed on a laptop screen, when he heard someone opening the door. "Aria," he said, sounding taken aback. With a smile, she said, "Alex, hi." Not to be impolite, but he was simply perplexed and asked, "What are you doing here?" "Ouch," she uttered, her smile gradually vanishing. "I had no idea you would not be pleased to see me." "I did not mean to, but it is new that you show up just like this," sighed Alexander. "What do you mean show up like that, Alex? Do not tell me you forgot," Aria scowled. He tilted his head in perplexity, and she whimpered, "My favorite artist in town, Alex, you promised me a tour in his gallery." Although Alexander mentally slapped himself, he gave her a composed expression and said,

