>>535167338
Wait, I misunderstood the interaction, it's even more stupid. Tsukasa also has lb0 passive
>After own SP is restored by an ally's active skill
>Self SP recovery: Recovers 3 SP
So, she gets 3x2+3x2+2x2 = 16 SP +3 natural regen from Megumi's skill and it's 30SP cap, and you can use it twice. Here's the picture, another +1SP is from Karen's unison.