Feeling slightly more optimistic than before, Diana took her bag and went to the college lab room. However, when she arrived, she found that the lab had been locked.

Diana cursed her bad luck. She walked down the corridor and called Kyle.

“Kyle, are you in school now?” Diana asked awkwardly.

Kyle was driving back home. But he knew Diana must be calling him for help. So, he said, “I just had dinner. I am on the way back now. Can I help you with something?”

Diana was hugely relieved. “Kyle, I realized that there are a few experiments I never finished. So, I want to complete them tonight in...