Haniyama

Haniyama serves as a female administrator for the organization known as OWEL.

She is extremely committed to her duties, prioritizing her job for a very specific reason.

Unfortunately, her workaholic nature has caused problems in her personal life.

She even broke a promise she made to help out at a hot spring inn.

Ajisai: A Strained Partnership

Haniyama shares a special partner relationship with Ajisai, where she is the "Sierra" to Ajisai's "Elsie."

However, their bond has grown tense and awkward.

This friction is a direct result of Haniyama constantly choosing her work over Ajisai.