Ep. 1: Welcome Back
You is well aware that despite Valerian's chaotic lifestyle, he is a very organized person. Because of this fact, she could tell that him saying that he has lost something is a lie that Valerian keeps saying to send her away from him for a while. You had learned to read between the lines of his cryptic messages and new that his latest obsession with finding this "lost" item was a mere distraction from something else. Giving up on finding a reason to this, You simply followed his orders and went abroad in search for the item he might or might’ve not purposedly lost. However, the truth is valerian only sent his assistant away to keep her safe from the enemies that were about to make a move against him.