The another scene, the boy is kissing a woman in the grass. Shortly after we see her panties around her ankles and the boy on top of her resting, implying they had sex.
The two title characters are nude pretty much all the time. Tom (Neil Stubbs, 10) and Lola (Mélodie Collin, 10) have spent the night wandering through the hospital. They realize how late it is and race back to their bubbles before they are discovered. They race into each others arms and kiss passionately.
Later he has nightmares about the ordeal, but the dreams get infused with visions of himself naked on top of his naked mother, including grinding, touching and kissing.
Lasse kisses three girls from his school at one point or another, one of which turns out to be playing a trick on him and spits in his face right after, with a lot of other students watching & giggling.