We get those on the carpet that leads to the yard - and indeed, if anyone goes to the kitchen for a drink of water during the night, we switch on the light (although we know where the glasses and the fridge are) because sometimes there are as many as five slugs moving about (and the net is in place, so I don't know how they manage to get in. When they see / feel the light, they begin moving toward under the cupboards. In used to pick them up with a small broom, put them on the dustpan, and throw them into the garden, but now I don't bother - I just sweep the rug and the trails go.
Good Morning Tuesday 23rd April St Georges Day