As the personal weapon of Bernadetta, the Persecution Bow gives her 3 extra points of attack and, as a default by bows, is effective against flying units. Fitting the character's persecution complex, if Bernadetta has a penalty visible on her or doesn't have all of her health, when she starts combat, she can attack a second time before her foe can retaliate.
Effective against flying foes. Grants Atk+3. At start of combat, if【Penalty】is active on unit or if unit's HP < 100%, grants Atk/Spd+5 during combat. If unit initiates combat, unit can make a follow-up attack before foe can counterattack.
【Penalty】 All effects that last "on foe through its next action." Includes penalties inflicted by a skill like Panic or Threaten and negative status effects (preventing counterattacks, restricting movement, or the effects of a skill like Triangle Adept or Guard).