I See One Second Into The Future: Loner In The Apocalypse - Chapter 221 Pairs

... even bringing out their avatars. After draining the corpse of its blood, they would continue on. Afterwards, Kairos would eat their corpse as they wouldn't need it. He was able to get a bit of black blood from it, but it wasn't all that much

Kairos thought about helping, but he was still a bit tired. And it worked out since they really didn't need his help in the first place.

The occasional encounters with monsters did end up slowing them down, however, that amount was negligible ...