Project_WL/Assets/Script/Character/Projectile/Skill/Skill_GroundRay.cs

public class Skill_GroundRay : ProjectileBase
{
    public override void Set(ProjectileData _data)
    {
        _data.eStartPos = eProjectileStartPos.Custom;
        _data.v3_StartPos = _data.target.Get_position();
        base.Set(_data);
        StartCoroutine(Co_Off(2f));
    }

    private void Update()
    {
        if (!DSUtil.CheckNull(m_ProjectTileData.target))
            transform.position = m_ProjectTileData.target.Get_position();
    }
}