妖精たちの合宿 Yōsei-tachi no Gasshuku

Mavis is bored staying alone in Tenrou Island, so she decides to pay the guild a visit, unaware that the Fairy Tail members are going to the beach for a training camp which she decides to tag along as well. The group faces a lot of trouble that are caused by Natsu and Gray. What would happen if the girls got drunk?