Ephemeral Existence, Mai Sakurajima (SP) (RASCAL DOES NOT DREAM OF BUNNY GIRL SENPAI)

[AUTO] When this card is placed on the stage from your hand, look at up to X cards from the top of your deck, choose up to 1 card from among them, put it into your hand, and put the rest into your waiting room. X is equal to the number of "Adolescence" characters you have.
[AUTO] [(2) Put 2 cards from your hand into your waiting room] When this card's battle opponent becomes [REVERSE], you may pay the cost. If you do, deal 5 damage to your opponent. (Damage may be canceled)