Ephemeral Existence, Knapsack Kid

【AUTO】 [Put 1 climax from your hand into your waiting room] When your climax triggers, you may pay the cost. If you do, draw 1 card, choose 1 card in your hand, put it into your waiting room, choose 1 《Adolescence》 character in your waiting room, and return it to your hand.【ACT】 [【REST】 this card] Choose 1 of your 《Adolescence》 characters, and that character gets +2500 power until end of turn.