Sou Hiyori

Sou Hiyori (real name Shin Tsukimi) is the secondary antagonist in Your Turn To Die. He is one of the 20 chosen to participate in the Death Game, being a self-proclaimed job-hopper.

Appearance
Shin is a young male described as frail. He stands with poor posture. He has fluffy, light teal hair with slightly darker teal eyes.

Shin's outfit consists of a green beanie, a pale brown long-sleeved shirt tucked into khaki pants, and a purple jacket. His pants are held up with a brown belt with a gold buckle. Shin also wears a pink-orange polka-dotted scarf with tassels. The polka-dots are colored in a stripped, reflected pattern of peach, pink, and dark brown. He has also been shown to wear light brown fuzzy boots.

Being a participant of the Death Game, he wears a collar device.

Personality
At first introduction, Shin is generally friendly but a bit standoffish. He's secretive due to being distrustful of the other participants. Despite this, he helps everyone discover secrets about where they're trapped.

Shin is canny and intelligent, but due to his suspicious nature, has a habit of jumping to negative conclusions, especially in regards to Sara. He cannot comprehend Sara's charisma and is both resentful and envious of how she manages to gain the others' trust.

Survival is his main priority, and with knowledge of his survival rates (provided by the organization), his previous personality snaps and warps to what he believes would better serve his continued existence. This also means lying to achieve whatever ends, and skillfully at that.

He is a skilled computer hacker and appears to care for Kanna Kizuchi, during the attractions Sub-Game and onward. To watch over Shin, Kanna takes up the habit of sleeping in the same room as him and they appear to grow close during this time. Regardless, Shin has no problem tricking and manipulating her or the others to ensure his life is safe and his plans are realized.

However, despite begging Sara for help during the 2nd Main Game, he is devastated if Kanna is chosen to die instead of him. And enacts what he believes is justified retribution on Sara, psychologically tormenting her with a twisted version of the Joe AI.

If he is chosen instead, Shin demonstrates empathy and compassion with in his dying moments; Accessing the Joe AI for Sara to find and reach some closure.

When his plans or calculations fall through, Shin tends to break his friendly facade. He generally keeps a calm callous tone when speaking, but has shared glimpses of what he might've been like outside the Death Game. When he was excited about potentially escaping the facility he let's his guard down slightly, even to Sara, who has the option to give him a high-five and have him unthinkingly reciprocate.