Vault Of Refrain

A magical Domed space of (10' X 10') creating a safe and ideal place of the caster (has its own atmosphere) at their place of choice and may be dispelled at anytime by the caster not exceeding the time limit. When activated all with in the space regains 2d4+2 of HP per hour and receives all the benefits of a long rest. Only those present in side the space at the time of casting or that the caster allows may enter, while all may leave they may not all be allowed back in if the caster does not know. All non melee attacks may exit the space with out disturbing the Barrier. Nothing from the outside the barrier and all outside attacks can not penetrate the barrier. 

Scales with spell level when slotted in 2nd level add 1d4+1 (3d4+3) per hour to all inside, 3rd level add 1d4+1 (4d4+4) per hour and removes all negative status ailments. 4th level this spell now recovers all hit die, spell slots, abilities.