Remove constraint on Solution 4, Sql Server

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/*
Problem:
    Write a SQL statement to show an employee management reporting order starting with Emily Theron.
    Add your solution at the end.

Expected Output:
    EmployeeId	FirstName	LastName
    10			Emily		Theron
    7			Olivia		Johansson
    5			Jacob		Foxx
    2			Liam		Brolin
    1			Noah		Clooney
*/

-- Create a table called Employees
CREATE TABLE Employees (
    EmployeeId         INT     PRIMARY KEY,
    FirstName          VARCHAR(200),
    LastName           VARCHAR(200),
    ManagerEmployeeId  INT)
GO

-- Fill Employee table
INSERT INTO Employees VALUES(1, 'Noah', 'Clooney', NULL)
INSERT INTO Employees VALUES(2, 'Liam', 'Brolin', 1)
INSERT INTO Employees VALUES(3, 'Mason', 'Farrell', 1)
INSERT INTO Employees VALUES(4, 'Emma', 'Jolie', 1)
INSERT INTO Employees VALUES(5, 'Jacob', 'Foxx', 2)
INSERT INTO Employees VALUES(6, 'William', 'Damon', 4)
INSERT INTO Employees VALUES(7, 'Olivia', 'Johansson', 5)
INSERT INTO Employees VALUES(8, 'Isabella', 'Portman', 1)
INSERT INTO Employees VALUES(9, 'Ethan', 'Firth', 6)
INSERT INTO Employees VALUES(10, 'Emily', 'Theron', 7)
GO

------------------------------------------------------------------
-- Sql Server 2014 Express Edition - 12.0.2000.8
-- Solution.
------------------------------------------------------------------

-- Patial solution, couldn't find a way to limit to just Emily Hierarchy.

WITH    q AS 
        (
        SELECT  *
        FROM    Employees
        WHERE   ManagerEmployeeId IS NULL
        UNION ALL
        SELECT  m.*
        FROM    Employees m
        JOIN    q
        ON      m.ManagerEmployeeId = q.EmployeeId
        )
SELECT  *
FROM    q

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