The Carefree Pill.
Nora said silently in her mind. However, when she thought of how her mother had instructed her to stay low-key and avoid being too showy, she casually said, "I bought them at Guardian Pharmacy. They said it invigorates and refreshes the mind. I didn't ask the specifics."
In other words, she had bought them without much thought.
Sheena said sharply, "That's some sheer dumb luck, huh! Didn't I say? You're so young; even if you do know a bit of medicine, it's not going to be this grea—"
Melissa couldn't stand listening to her anymore. She interjected and said, "Sheena, no matter what the case is, we still ought to thank Nora!"
Sheena said mockingly, "Thank her? Do you need me to get down on my knees and kowtow to her, or set off some fireworks to celebrate, then?"
She was obviously being sarcastic, but the corners of Nora's lips quirked upward and she replied seriously, "No, you don't have to."