Next up after Gran Reverse descended in PADR is Qilin Descended, in solo-mode of PAD Radar! You can get either of her Monster Memory to use it as a sub, once you beat the dungeon!

How to find this

In PAD Radar, go to Battle tab Solo Play (1人プレイ) Special Dungeon (スペシャルダンジョン) Qilin Descended! (チィリン 降臨！)

This requires Challenge Tickets.

New Monster Memory

One of them will be obtained per run.

Qilin
チィリン

Physical

Skill: Full HP recovery. Change top-most row to Water orbs, bottom-most row to Light orbs. (10 turn CD)

Seven-Star’s Righteous Princess, Qilin
七星の避邪姫・チィリン

Physical / Attacker

Skill: For 2 turns, 80% damage reduction from opponent. For 2 turns, lock skyfall orbs for opponent. (13 turn CD)