“夏休みを忘れた少女”しろは is a Weiß Schwarz card from PRカード【Wサイド】 SMP/W60-P02. Compare listings from Singapore Weiß Schwarz sellers on CardJio, then jio them on WhatsApp.
【ACT】 【COUNTER】 Backup 1500, Level 1 [Put this card from your hand into your waiting room] (Choose one of your characters that is being frontal attacked, and that character gets +1500 power until end of turn)