In this guide, you will come to know how to sleep in Lcarus, and you will also learn how to make your Bed in the game.
You first need to have a bed to sleep in; you have to open the tech tree and find the bedroll there. You will need a house to use this bedroll, and you need a floor, beams, some walls, and a door to make a house. You can find all these items in your tech tree, as shown in the image below.
After that, enter the house and place the bed inside it, as shown in the image below.
After placing the bed, you will need to press the E button to enter the bed, and then you can easily sleep.