The artist wrote:

映姫「サボりのサボりの小町さん～♪あなたはいったいどこですか～？♪」　　小町「･･･うわぁ女の命どころか本当に命なくなるかもー･････!!!」　　※うっかり死神の鎌を取られ、御乱心の四季様に追い掛け回される小町の図。

Poor Mystia...

Who's hand is that at nearest tree?

Darth_Sirov said:
Who's hand is that at nearest tree?

Mystia's.

Lindu said:
Mystia's.

Mystia is over there behind another tree so it's unlikely that she left her hand after she was cut since there was a distance & can't writh at the same time.

CureMiko said:
Mystia is over there behind another tree so it's unlikely that she left her hand after she was cut since there was a distance & can't writh at the same time.

Maybe it's Wriggle's hand.