"TaecYeon oppa, am I paranoid?" Yoona wondered.

     He looked up from the screen at his laptop he used to watch a movie. The expression on his face made Yoona bend over from laughter. Priceless. For a moment, she forgot the inescapable problems on her mind. 

     "What?" he smiled. 

     "Nothing," Yoona replied and shook the head. "But, answer the question, please?"

     A sigh came from him as he closed and removed the computer from his thighs, placing the machine on the coffee table in front of him. Then, he sat back down again in the armchair. 

     "Repeat the question. . .  please," he teased, imitaiting her voice at the last word. 

     Yoona gave him a lighthearted glare, before she returned to discussing her matters. 

    "Last night, a waitress at the restaurant told me this card didn't work," Yoona explained and managed to grab and hold up  the piece of plastic she impinged. 

     TaecYeon began to laugh, holding a hand in front of his eyes and nose, as if he couldn't believe what he learned. Yoona felt a bit offended and irritated, but she kept the nerves under control. Her bare reaction was throwing a pillow at her fiance, which just bounced off and landed on the floor next to him. 

     "Alright, what's the issue?" he wheezed. 

     She let out a deep breath, "I used this particular one a short time ago, there shouldn't be a problem."

     "Have the card been used now afterwards?"

     Yoona shook the head. TaecYeon held out the right hand, indicating for the card. She got up and moved along the couch to get closer, before she took a seat once more and let him look at the small container of invisible cash. His examination took a little bit of time, although she didn't mind. Yoona wanted a second opinion from someone that, perhaps, was smarter than her. 

     "Well, I see no faults or scratches," he commented and gave back the card.

     She let out a big sigh, "Am I going insane?"

    TaecYeon grinned, before he placed the left arm over her shoulders. "No worries. All of us feel concerned when some green and issues mix together and