The code:

public class ItemElvenArrow : MonoBehaviour
    {
        protected Item item;
        public Creature target;
        public Transform headTransform;
       public ItemModuleElvenArrow module;


        protected void Awake()
        {

            item = this.GetComponent<Item>();
            module = item.data.GetModule<ItemModuleElvenArrow>();
            item.OnGrabEvent += ElvenGrab;
            item.OnTeleGrabEvent += ElvenTeleGrab;
            item.OnUngrabEvent += ElvenUngrab;

            item.OnCollisionEvent += ElvenCollision;
            headTransform = item.definition.GetCustomReference("HeadTransform");
        }


        void ElvenCollision(ref CollisionStruct collisionInstance)
        {

                if (collisionInstance.targetType != CollisionStruct.TargetType.NPC)
                {
                    item.rb.AddForce(item.transform.forward.normalized * 10f, ForceMode.Impulse);
                }

            if (collisionInstance.otherInteractiveObject)
            {
                if(collisionInstance.otherInteractiveObject.handlers.Count > 0)
                {
                    collisionInstance.otherInteractiveObject.disableCollisionDetection = true;
                    item.rb.AddForce(item.transform.forward.normalized * 10f, ForceMode.Impulse);
                }
            }


        }
            

            
        

        void ElvenUngrab(Handle handle, Interactor interactor, bool throwing)
        {
            item.rb.mass = 0.1f;
        }

        
        void ElvenGrab(Handle handle, Interactor interactor)
        {
            target = null;
            item.rb.mass = 0.01f;
        }

        void ElvenTeleGrab(Handle handle, Telekinesis teleGrabber)
        {
            target = null;
        }

        void Update()
        {
            if(!target && item.isFlying && item.rb.velocity.magnitude >= 3f)
            {
                SetTarget();
            }


            if (target)
            {
                if (item.rb.velocity.magnitude < 3f)
                {
                    target = null;
                }
                else
                {
                    float initVelocity = item.rb.velocity.magnitude;
                    item.transform.LookAt(target.body.headBone);
                    item.rb.velocity = Vector3.zero;
                    item.rb.AddForce(item.transform.forward.normalized * initVelocity, ForceMode.VelocityChange);
                }



            }
        }

        void SetTarget()
        {
            float minAngle = module.maxAngle;
            target = null;
            if(Creature.list.Count > 0)
            {
                foreach (Creature npc in Creature.list)
                {
                    if (npc != Creature.player && npc.state != Creature.State.Dead)
                    {
                        if (npc.body)
                        {
                            if (npc.body.headBone)
                            {
                                if (Vector3.Angle(headTransform.position - item.transform.position, npc.body.headBone.position - item.transform.position) < minAngle)
                                {
                                    target = npc;
                                    minAngle = Vector3.Angle(headTransform.position - item.transform.position, target.body.headBone.position - item.transform.position);
                                }
                            }
                        }

                    }
                }
            }
            
        }