EXHIBIT 5

                       [Letterhead of The Otto Law Group]


                                 March 15, 2004


NANNACO, Inc.
9739 Cobb Street, #1
San Antonio, Texas 78217

         Re: Registration of Common Stock of NANNACO,  Inc., a Texas corporation
("NANNACO").

Ladies and Gentlemen:

         For purposes of the registration on Form S-8 under the Securities Act
of 1933, as amended (the "Securities Act"), of 65,000,000 shares of common stock
of NANNACO in connection with the (i) Consulting Services Agreements, as
amended, between NANNACO and (a) Bartholomew International Investment Limited,
Inc., (b) Daedalus Ventures, Inc., (c) Mark Triesch, (d) Kenneth Davidson, (e)
Saratoga Capital Partners, Inc., (f) Nicole Leigh Van Coller, (g) Bagswell
Capital, LLC, (h) Capital Group International, LLLP-Western Series (ii) the
Engagement Agreement between NANNACO and The Otto Law Group, PLLC, and (iii) the
Employment Agreement between NANNACO and Steve Careaga (collectively, the
"Agreements"), we have examined such documents and have reviewed such questions
of law as we have considered necessary and appropriate for the purposes of this
opinion and, based thereon, we advise you that, in our opinion, when such shares
have been issued and sold in accordance with the registration statement
referenced herein, such shares will be validly issued, fully paid and
nonassessable shares of NANNACO's common stock.

         As the shares  under the  Agreements  which are subject to this opinion
are issued under a registration  statement  pursuant to the Securities Act, they
may be issued free and clear of all restrictions.

         We hereby  consent to the  filing of this  opinion as an exhibit to the
above described registration statement.


                                          Very truly yours,

                                          THE OTTO LAW GROUP, PLLC

                                          /s/ The Otto Law Group, PLLC
                                          ----------------------------