They needed something to protect them from the rain and the wind. Otherwise, an abrupt rainstorm or an especially chilly night would leave them both ill.
It wasn't just about becoming each other's burden. They were also afraid they would both die on this island.
Bai Qinghao attached the roof firmly onto the pillars with rattan. He then pressed his palms against the structure to ensure that it was stable before finally relaxing.
Fang Xinxin dug the first aid kit out and brought it over. She tore out one of her sleeves to use as a towel.
She opened the first aid kit to reveal the water he had collected today. They had drunk some of it earlier and around four hundred millimeters was still remaining.
She carefully poured some out to dampen the 'towel'. She first wiped his wounds clean carefully before wiping his face.
She dampened the towel repeatedly and wiped all the stains off his skin.