This is Sampaguita

Kano, a victim of bullying her entire life due to a scar on her face, discovers her hidden potential by carefully observing and connecting the dots in the events around her. However, a dramatic shift in her life alters her reality.

A suave beautician offers patients the chance to correct what they feel nature has gotten wrong. Governed by an unconventional morality, the beautician instead employs a deadly contraption to bring patients in line with the beautician's unnatural notions of beauty.

Aki and Mari travel back in time from 1970 and arrive in modern-day Inokashira Park where they encounter an old man. What surprising relationship is revealed when they cross paths?