Valérian and Laureline - you got it all wrong
No no no. You have it all backwards. Valérian and Laureline are not two neo-hipster-teenagers:
Valérian is at least 35-40 and Laureline 30+. May I suggest looking at the X-Files for inspiration? Perhaps:
There. Much better. You’re welcome.
(Sources: V&L - movie · V&L - comic · David · Emma)