Rishe has kept a certain activity of hers secret from Arnold, but when he appears right in front of her, there's no escaping his notice. Later she learns that Michel believes Arnold fulfills every condition necessary to conduct a particular experiment.
Since it sounds like fun, I'll join you.
بما أنّ الأمر يبدو ممتعاً، فسوف أنضمُّ لكِ
Sembra divertente, quindi ti aiuterò.
Parece divertido,
então vou participar.